{"title":"Bavsound","description":"\u003ch1\u003eBavsound Audio Upgrades, Speakers, Subwoofers \u0026amp; Amplifiers\u003c\/h1\u003e\n\n\u003cp\u003e\u003cstrong\u003eSold by AudioSellerz.com\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eShop \u003cstrong\u003eBavsound\u003c\/strong\u003e at Audio Sellerz for vehicle-specific speaker upgrades, underseat subwoofers and amplifier upgrades designed for select premium vehicles. Bavsound focuses on upgrading factory sound systems while retaining factory locations, factory controls and the clean interior that came with the vehicle.\u003c\/p\u003e\n\n\u003cp\u003eWhether you are searching for a \u003cstrong\u003efactory speaker upgrade, plug-and-play car audio upgrade, underseat subwoofer, factory amplifier replacement, Harman Kardon upgrade or complete OEM-style sound system upgrade\u003c\/strong\u003e, Bavsound offers solutions built around specific vehicles instead of generic universal components.\u003c\/p\u003e\n\n\u003cp\u003eBavsound currently supports select \u003cstrong\u003eBMW, MINI Cooper, Toyota Supra and Rolls-Royce\u003c\/strong\u003e applications. Exact fitment depends on the vehicle, production year, factory audio system and specific Bavsound product, so always confirm compatibility before ordering.\u003c\/p\u003e\n\n\u003ch2\u003eVehicle-Specific Car Audio Upgrades\u003c\/h2\u003e\n\n\u003cp\u003eMost aftermarket car audio equipment is universal. A speaker may be sold by diameter, an amplifier by wattage and a subwoofer by size, leaving the installer to figure out brackets, wiring, signal integration and mounting.\u003c\/p\u003e\n\n\u003cp\u003eBavsound takes a different approach by designing products around specific factory sound systems and vehicle platforms.\u003c\/p\u003e\n\n\u003cp\u003eDepending on the application, Bavsound upgrades can help customers improve their factory audio while retaining:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eFactory radio and infotainment controls\u003c\/li\u003e\n\u003cli\u003eOriginal speaker locations\u003c\/li\u003e\n\u003cli\u003eFactory-style mounting points\u003c\/li\u003e\n\u003cli\u003eFactory electrical connections\u003c\/li\u003e\n\u003cli\u003eOriginal interior appearance\u003c\/li\u003e\n\u003cli\u003eUsable cargo and passenger space\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThis makes Bavsound especially appealing to drivers who want better sound without turning a premium daily driver into a major custom fabrication project.\u003c\/p\u003e\n\n\u003ch2\u003eBavsound Stage One Speaker Upgrades\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eBavsound Stage One\u003c\/strong\u003e is the brand's vehicle-specific speaker upgrade system.\u003c\/p\u003e\n\n\u003cp\u003eStage One kits are designed around supported factory speaker locations and vehicle audio configurations. Instead of starting with a universal aftermarket speaker and adapting the vehicle around it, the goal is to provide speakers designed around the vehicle.\u003c\/p\u003e\n\n\u003cp\u003eA Stage One speaker upgrade can make sense when your main concerns are:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eFactory speakers that lack clarity\u003c\/li\u003e\n\u003cli\u003eWeak vocals and musical detail\u003c\/li\u003e\n\u003cli\u003eA factory stereo that sounds flat or dull\u003c\/li\u003e\n\u003cli\u003eImproving sound without replacing the factory radio\u003c\/li\u003e\n\u003cli\u003eKeeping the factory interior appearance\u003c\/li\u003e\n\u003cli\u003eA cleaner vehicle-specific installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFactory Speaker Replacement Without Building a Custom System\u003c\/h2\u003e\n\n\u003cp\u003eNot everybody wants custom door panels, oversized speakers or an entirely redesigned car audio system.\u003c\/p\u003e\n\n\u003cp\u003eMany customers simply want the premium vehicle they already own to sound better.\u003c\/p\u003e\n\n\u003cp\u003eVehicle-specific speaker upgrades can be a strong option when the goal is better everyday sound while preserving the original look and functionality of the vehicle.\u003c\/p\u003e\n\n\u003cp\u003eIf your goals are more custom or high-output, Audio Sellerz also carries a full selection of \u003ca href=\"https:\/\/audiosellerz.com\/collections\/speakers\" style=\"color:#0066cc;text-decoration:underline;\"\u003eaftermarket car audio speakers\u003c\/a\u003e for universal and custom installations.\u003c\/p\u003e\n\n\u003ch2\u003eBavsound Ghost Underseat Subwoofers\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eBavsound Ghost Subwoofers\u003c\/strong\u003e are designed for supported factory underseat woofer locations.\u003c\/p\u003e\n\n\u003cp\u003eMany premium vehicles use low-frequency speakers mounted beneath the front seats rather than relying on a conventional subwoofer enclosure in the trunk. Bavsound Ghost upgrades are designed around these factory-style locations.\u003c\/p\u003e\n\n\u003cp\u003eAn underseat subwoofer upgrade may be attractive if you want:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eBetter bass from the factory audio system\u003c\/li\u003e\n\u003cli\u003eNo large subwoofer box in the trunk\u003c\/li\u003e\n\u003cli\u003eMore usable cargo space\u003c\/li\u003e\n\u003cli\u003eA factory-looking installation\u003c\/li\u003e\n\u003cli\u003eA vehicle-specific bass upgrade\u003c\/li\u003e\n\u003cli\u003eBetter integration with the rest of the factory-style system\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eUnderseat Subwoofer vs Traditional Trunk Subwoofer\u003c\/h2\u003e\n\n\u003cp\u003eAn underseat woofer upgrade and a large aftermarket trunk subwoofer system serve different customers.\u003c\/p\u003e\n\n\u003cp\u003eAn underseat solution focuses on using factory-style locations, preserving space and improving the existing system.\u003c\/p\u003e\n\n\u003cp\u003eA conventional aftermarket subwoofer system can provide much more flexibility when maximum low-frequency output, enclosure design and amplifier power are the priorities.\u003c\/p\u003e\n\n\u003cp\u003eIf you want a traditional bass system instead, browse our \u003ca href=\"https:\/\/audiosellerz.com\/collections\/subwoofers\" style=\"color:#0066cc;text-decoration:underline;\"\u003ecar audio subwoofers\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch2\u003eBavsound Revenant Pro Amplifier Upgrades\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eBavsound Revenant Pro\u003c\/strong\u003e is the amplifier side of the Bavsound upgrade system for supported applications.\u003c\/p\u003e\n\n\u003cp\u003eFactory amplifier replacement in a modern premium vehicle can be much more complicated than installing a universal amp in an older car. Factory amplifiers may interact with vehicle-specific speakers, signal processing, infotainment systems and factory wiring.\u003c\/p\u003e\n\n\u003cp\u003eA vehicle-specific amplifier upgrade is designed around that environment instead of requiring the installer to treat the vehicle like a universal audio system.\u003c\/p\u003e\n\n\u003ch2\u003eFactory Amplifier Upgrades\u003c\/h2\u003e\n\n\u003cp\u003eA factory amplifier can become one of the limitations in an OEM audio system, particularly after other speakers or woofers have been upgraded.\u003c\/p\u003e\n\n\u003cp\u003eFor compatible vehicles, an amplifier upgrade can help provide additional control and power while maintaining integration with the rest of the factory-style system.\u003c\/p\u003e\n\n\u003cp\u003eIf you are building a conventional aftermarket system instead of using a vehicle-specific amplifier, browse our \u003ca href=\"https:\/\/audiosellerz.com\/collections\/amplifiers\" style=\"color:#0066cc;text-decoration:underline;\"\u003ecar audio amplifiers\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch2\u003eStage One, Ghost \u0026amp; Revenant Pro\u003c\/h2\u003e\n\n\u003cp\u003eThe main Bavsound product families handle different parts of the factory audio system:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage One Speakers:\u003c\/strong\u003e upgrade the main factory speaker system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGhost Underseat Subwoofers:\u003c\/strong\u003e upgrade compatible factory woofer locations and improve low-frequency performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRevenant Pro Amplifier:\u003c\/strong\u003e upgrades the amplifier side of supported factory audio systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eDepending on the exact vehicle and audio system, these upgrades may be purchased individually or used together as part of a more complete Bavsound system.\u003c\/p\u003e\n\n\u003ch2\u003ePlug-and-Play Car Audio Upgrades\u003c\/h2\u003e\n\n\u003cp\u003eOne of the biggest search terms around premium factory audio is \u003cstrong\u003eplug-and-play car audio\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cp\u003eThe idea is simple: improve the system without unnecessarily cutting wiring, modifying the interior or replacing equipment that already works well.\u003c\/p\u003e\n\n\u003cp\u003eFor supported applications, Bavsound designs its products around factory-style connections and mounting locations, making the system substantially different from a universal aftermarket installation.\u003c\/p\u003e\n\n\u003ch2\u003eOEM Audio Upgrades\u003c\/h2\u003e\n\n\u003cp\u003eModern factory sound systems have become much more complicated.\u003c\/p\u003e\n\n\u003cp\u003eThe radio may also control navigation, climate settings, cameras, vehicle configuration and dozens of other features. That means replacing the factory radio just to improve the sound often makes very little sense.\u003c\/p\u003e\n\n\u003cp\u003eVehicle-specific audio upgrades allow customers to improve speakers, bass or amplification while continuing to use the original source unit and factory controls when supported.\u003c\/p\u003e\n\n\u003ch2\u003eKeep the Factory Radio\u003c\/h2\u003e\n\n\u003cp\u003eYou do not always need to replace the factory radio to improve a car audio system.\u003c\/p\u003e\n\n\u003cp\u003eBavsound is specifically built around upgrading supported factory systems while retaining the original source unit.\u003c\/p\u003e\n\n\u003cp\u003eFor vehicles where a Bavsound-style direct-fit solution is not available, aftermarket equipment can still be added to many factory radios using proper signal integration.\u003c\/p\u003e\n\n\u003cp\u003eLearn more in our \u003ca href=\"https:\/\/audiosellerz.com\/blogs\/audio-sellerz-blogs\/how-to-choose-the-right-line-output-converter-for-a-factory-radio\" style=\"color:#0066cc;text-decoration:underline;\"\u003eguide to adding aftermarket audio to a factory radio\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch2\u003ePremium Factory Audio Does Not Mean You Cannot Upgrade It\u003c\/h2\u003e\n\n\u003cp\u003eMany premium vehicles already come with upgraded factory sound systems, but that does not mean every owner is satisfied with the sound.\u003c\/p\u003e\n\n\u003cp\u003eCustomers may still want:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eClearer vocals\u003c\/li\u003e\n\u003cli\u003eBetter musical detail\u003c\/li\u003e\n\u003cli\u003eStronger bass\u003c\/li\u003e\n\u003cli\u003eImproved balance\u003c\/li\u003e\n\u003cli\u003eMore output\u003c\/li\u003e\n\u003cli\u003eBetter overall sound quality\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThis is why vehicle-specific upgrades exist even for cars that were originally sold with premium audio packages.\u003c\/p\u003e\n\n\u003ch2\u003eHarman Kardon Audio Upgrades\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eHarman Kardon\u003c\/strong\u003e systems are installed in many premium vehicles supported by Bavsound.\u003c\/p\u003e\n\n\u003cp\u003eWhen shopping for a Harman Kardon speaker, woofer or amplifier upgrade, it is extremely important to select equipment designed for the exact factory audio configuration.\u003c\/p\u003e\n\n\u003cp\u003eA vehicle equipped with Harman Kardon may use different speakers, impedance, amplification or signal processing than the same vehicle equipped with another factory audio package.\u003c\/p\u003e\n\n\u003ch2\u003eKnow Which Factory Audio System You Have\u003c\/h2\u003e\n\n\u003cp\u003eBefore ordering a Bavsound upgrade, identify the original sound system installed in the vehicle.\u003c\/p\u003e\n\n\u003cp\u003eDepending on the vehicle, factory systems may include:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eBase audio\u003c\/li\u003e\n\u003cli\u003eHiFi audio\u003c\/li\u003e\n\u003cli\u003eHarman Kardon audio\u003c\/li\u003e\n\u003cli\u003eOther premium factory systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eTwo vehicles that look identical from the outside can use very different audio equipment.\u003c\/p\u003e\n\n\u003ch2\u003eVehicle Fitment Matters\u003c\/h2\u003e\n\n\u003cp\u003eBavsound products are not universal.\u003c\/p\u003e\n\n\u003cp\u003eBefore ordering, confirm:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eVehicle manufacturer\u003c\/li\u003e\n\u003cli\u003eModel\u003c\/li\u003e\n\u003cli\u003eProduction year\u003c\/li\u003e\n\u003cli\u003eGeneration or chassis\u003c\/li\u003e\n\u003cli\u003eBody style when applicable\u003c\/li\u003e\n\u003cli\u003eFactory audio system\u003c\/li\u003e\n\u003cli\u003eExact Bavsound product compatibility\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eDo not assume a speaker or amplifier upgrade designed for one vehicle will work in another simply because the factory systems look similar.\u003c\/p\u003e\n\n\u003ch2\u003eBavsound BMW Audio Upgrades\u003c\/h2\u003e\n\n\u003cp\u003eBMW is a major part of the Bavsound lineup, with vehicle-specific speaker, underseat woofer and amplifier solutions available for many supported BMW applications.\u003c\/p\u003e\n\n\u003cp\u003eBMW vehicles have used numerous generations, chassis codes and factory audio systems, which makes exact compatibility especially important.\u003c\/p\u003e\n\n\u003cp\u003eCommon BMW audio searches include:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eBMW speaker upgrade\u003c\/li\u003e\n\u003cli\u003eBMW Harman Kardon upgrade\u003c\/li\u003e\n\u003cli\u003eBMW underseat subwoofer upgrade\u003c\/li\u003e\n\u003cli\u003eBMW amplifier upgrade\u003c\/li\u003e\n\u003cli\u003eBMW factory speaker replacement\u003c\/li\u003e\n\u003cli\u003eBMW plug-and-play speakers\u003c\/li\u003e\n\u003cli\u003eBMW HiFi audio upgrade\u003c\/li\u003e\n\u003cli\u003eBMW factory stereo upgrade\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eBMW Chassis \u0026amp; Generation Fitment\u003c\/h2\u003e\n\n\u003cp\u003eBMW model names often continue across several completely different generations.\u003c\/p\u003e\n\n\u003cp\u003eA BMW 3 Series from one generation may have completely different speakers, wiring, amplifier and mounting locations from another 3 Series.\u003c\/p\u003e\n\n\u003cp\u003eThat is why chassis and generation information can matter just as much as the model name when selecting Bavsound equipment.\u003c\/p\u003e\n\n\u003ch2\u003eBavsound MINI Cooper Audio Upgrades\u003c\/h2\u003e\n\n\u003cp\u003eBavsound also supports select \u003cstrong\u003eMINI Cooper\u003c\/strong\u003e vehicles with vehicle-specific audio upgrades.\u003c\/p\u003e\n\n\u003cp\u003eCustomers searching for MINI speakers, MINI Harman Kardon upgrades or MINI factory stereo improvements should select equipment according to the exact generation and factory sound system.\u003c\/p\u003e\n\n\u003cp\u003eDo not assume that a part designed for a BMW will automatically fit a MINI simply because the brands share technology.\u003c\/p\u003e\n\n\u003ch2\u003eBavsound Toyota Supra Audio Upgrades\u003c\/h2\u003e\n\n\u003cp\u003eSelect \u003cstrong\u003eToyota Supra\u003c\/strong\u003e applications are also supported by Bavsound.\u003c\/p\u003e\n\n\u003cp\u003eThis gives Supra owners options for improving the factory audio system while maintaining a clean vehicle-specific installation.\u003c\/p\u003e\n\n\u003cp\u003eCommon Supra audio searches include:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eToyota Supra speaker upgrade\u003c\/li\u003e\n\u003cli\u003eSupra audio upgrade\u003c\/li\u003e\n\u003cli\u003eSupra underseat subwoofer upgrade\u003c\/li\u003e\n\u003cli\u003eSupra factory stereo upgrade\u003c\/li\u003e\n\u003cli\u003eSupra Harman Kardon audio upgrade\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eAlways confirm the exact Supra model year and factory system before ordering.\u003c\/p\u003e\n\n\u003ch2\u003eBavsound Rolls-Royce Audio Upgrades\u003c\/h2\u003e\n\n\u003cp\u003eBavsound also offers audio solutions for select \u003cstrong\u003eRolls-Royce\u003c\/strong\u003e applications.\u003c\/p\u003e\n\n\u003cp\u003eIn a vehicle where preserving the interior is extremely important, a vehicle-specific upgrade can be particularly attractive.\u003c\/p\u003e\n\n\u003cp\u003eThe goal is improved audio while maintaining the premium factory appearance rather than redesigning the interior around universal aftermarket equipment.\u003c\/p\u003e\n\n\u003ch2\u003eWho Is Bavsound For?\u003c\/h2\u003e\n\n\u003cp\u003eBavsound makes the most sense for customers who want to improve a factory audio system while keeping the vehicle relatively original.\u003c\/p\u003e\n\n\u003cp\u003eIt may be a good fit if you:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eLike the factory radio and infotainment system\u003c\/li\u003e\n\u003cli\u003eWant better sound without major fabrication\u003c\/li\u003e\n\u003cli\u003eWant to retain factory speaker locations\u003c\/li\u003e\n\u003cli\u003eWant to preserve trunk and cargo space\u003c\/li\u003e\n\u003cli\u003ePrefer a clean OEM-style installation\u003c\/li\u003e\n\u003cli\u003eOwn a supported premium vehicle\u003c\/li\u003e\n\u003cli\u003eWant equipment designed around your factory audio system\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eBavsound vs Universal Aftermarket Car Audio\u003c\/h2\u003e\n\n\u003cp\u003eNeither approach is automatically better. They are built for different goals.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBavsound vehicle-specific audio\u003c\/strong\u003e can make sense when factory fit, clean installation and OEM integration are priorities.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eUniversal aftermarket car audio\u003c\/strong\u003e can make more sense when you want maximum flexibility, large subwoofer systems, custom enclosures, high-output amplifiers, custom door builds or a completely redesigned audio system.\u003c\/p\u003e\n\n\u003cp\u003eAudio Sellerz carries both approaches, so you can choose the type of system that actually matches your goals.\u003c\/p\u003e\n\n\u003ch2\u003eSpeaker Upgrade vs Subwoofer Upgrade vs Amplifier Upgrade\u003c\/h2\u003e\n\n\u003cp\u003eIf you are unsure where to start, think about what you dislike most about the factory system.\u003c\/p\u003e\n\n\u003ch3\u003eStart With Speakers If:\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eVocals lack clarity\u003c\/li\u003e\n\u003cli\u003eMusic sounds dull\u003c\/li\u003e\n\u003cli\u003eHigh-frequency detail is weak\u003c\/li\u003e\n\u003cli\u003eThe overall system lacks definition\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eStart With Underseat Subwoofers If:\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eBass is the biggest weakness\u003c\/li\u003e\n\u003cli\u003eYou want more low-frequency impact\u003c\/li\u003e\n\u003cli\u003eYou want to retain cargo space\u003c\/li\u003e\n\u003cli\u003eYour vehicle supports a direct-fit Ghost upgrade\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eConsider an Amplifier Upgrade If:\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eThe supported factory amplifier is limiting the system\u003c\/li\u003e\n\u003cli\u003eYou are upgrading more of the complete audio system\u003c\/li\u003e\n\u003cli\u003eYou want additional power and system control\u003c\/li\u003e\n\u003cli\u003eA compatible Revenant Pro solution is available\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eComplete Bavsound System\u003c\/h2\u003e\n\n\u003cp\u003eFor supported vehicles, combining speakers, underseat woofers and amplifier upgrades can create a more complete system than changing only one part.\u003c\/p\u003e\n\n\u003cp\u003eThe important thing is to verify that every component is compatible with your exact vehicle and factory audio package.\u003c\/p\u003e\n\n\u003ch2\u003eDIY Car Audio Upgrades\u003c\/h2\u003e\n\n\u003cp\u003eOne reason vehicle-specific systems are popular is that many enthusiasts want to upgrade their own vehicles.\u003c\/p\u003e\n\n\u003cp\u003eBefore starting a DIY installation:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eConfirm product fitment\u003c\/li\u003e\n\u003cli\u003eReview the installation instructions\u003c\/li\u003e\n\u003cli\u003eWatch vehicle-specific installation information when available\u003c\/li\u003e\n\u003cli\u003eUse proper interior trim tools\u003c\/li\u003e\n\u003cli\u003eKeep track of factory hardware and clips\u003c\/li\u003e\n\u003cli\u003eProtect interior panels while working\u003c\/li\u003e\n\u003cli\u003eTest the system before reinstalling every panel\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eIf you are not comfortable disassembling the vehicle or working around its electrical system, professional installation may be the better choice.\u003c\/p\u003e\n\n\u003ch2\u003eKeep Your Factory Audio Equipment\u003c\/h2\u003e\n\n\u003cp\u003eWhen installing replacement speakers, woofers or an amplifier, keeping the original factory equipment is usually a smart move.\u003c\/p\u003e\n\n\u003cp\u003eThe original parts can be useful if you:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eSell the vehicle later\u003c\/li\u003e\n\u003cli\u003eTrade the vehicle in\u003c\/li\u003e\n\u003cli\u003eWant to return the system to stock\u003c\/li\u003e\n\u003cli\u003eNeed the original equipment for troubleshooting\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eBavsound FAQ\u003c\/h2\u003e\n\n\u003ch3\u003eWhat is Bavsound?\u003c\/h3\u003e\n\n\u003cp\u003eBavsound specializes in vehicle-specific car audio upgrades, including speaker systems, underseat subwoofers and amplifier upgrades for select BMW, MINI Cooper, Toyota Supra and Rolls-Royce applications.\u003c\/p\u003e\n\n\u003ch3\u003eWhat does Bavsound make?\u003c\/h3\u003e\n\n\u003cp\u003eThe core Bavsound lineup includes Stage One speaker upgrades, Ghost underseat subwoofers and Revenant Pro amplifier upgrades for supported vehicles.\u003c\/p\u003e\n\n\u003ch3\u003eWhat is Bavsound Stage One?\u003c\/h3\u003e\n\n\u003cp\u003eStage One is Bavsound's vehicle-specific speaker upgrade system designed around compatible factory speaker locations and audio configurations.\u003c\/p\u003e\n\n\u003ch3\u003eWhat are Bavsound Ghost Subwoofers?\u003c\/h3\u003e\n\n\u003cp\u003eGhost Subwoofers are vehicle-specific woofer upgrades designed for compatible factory low-frequency speaker locations, including underseat woofer applications found in many supported vehicles.\u003c\/p\u003e\n\n\u003ch3\u003eWhat is the Bavsound Revenant Pro?\u003c\/h3\u003e\n\n\u003cp\u003eThe Revenant Pro is Bavsound's vehicle-specific amplifier upgrade for compatible factory audio systems.\u003c\/p\u003e\n\n\u003ch3\u003eIs Bavsound only for BMW?\u003c\/h3\u003e\n\n\u003cp\u003eNo. Bavsound currently offers vehicle-specific audio upgrades for select BMW, MINI Cooper, Toyota Supra and Rolls-Royce applications.\u003c\/p\u003e\n\n\u003ch3\u003eDoes Bavsound work with Harman Kardon?\u003c\/h3\u003e\n\n\u003cp\u003eBavsound offers products for select vehicles equipped with Harman Kardon systems. Compatibility depends on the exact vehicle and factory audio configuration, so verify the individual product before ordering.\u003c\/p\u003e\n\n\u003ch3\u003eDo I have to replace my factory radio?\u003c\/h3\u003e\n\n\u003cp\u003eBavsound products are designed around supported factory audio systems, allowing compatible vehicles to retain the original radio and infotainment controls.\u003c\/p\u003e\n\n\u003ch3\u003eAre Bavsound products universal?\u003c\/h3\u003e\n\n\u003cp\u003eNo. Bavsound equipment is vehicle-specific. Always confirm the exact model, year, generation and factory audio system before ordering.\u003c\/p\u003e\n\n\u003ch3\u003eCan I install Bavsound myself?\u003c\/h3\u003e\n\n\u003cp\u003eMany vehicle-specific upgrades are designed to simplify installation compared with a completely custom audio system. Installation difficulty still varies by vehicle, product and installer experience.\u003c\/p\u003e\n\n\u003ch3\u003eCan I upgrade only my speakers?\u003c\/h3\u003e\n\n\u003cp\u003eYes, when a compatible Stage One system is available. You do not necessarily have to replace every part of the audio system at once.\u003c\/p\u003e\n\n\u003ch3\u003eCan I upgrade only the underseat subwoofers?\u003c\/h3\u003e\n\n\u003cp\u003eYes, if compatible Ghost Subwoofers are available for your exact vehicle and factory audio system.\u003c\/p\u003e\n\n\u003ch3\u003eShould I upgrade my speakers or subwoofers first?\u003c\/h3\u003e\n\n\u003cp\u003eIf clarity, vocals and overall detail are the biggest problem, speakers may be the better starting point. If low-frequency performance is your biggest complaint, an underseat subwoofer upgrade may make more sense.\u003c\/p\u003e\n\n\u003ch3\u003eWill Bavsound fit every BMW, MINI, Supra or Rolls-Royce?\u003c\/h3\u003e\n\n\u003cp\u003eNo. Compatibility varies by model, production year and factory audio configuration. Verify the exact fitment before purchasing.\u003c\/p\u003e\n\n\u003ch3\u003eWhat if Bavsound does not make a kit for my vehicle?\u003c\/h3\u003e\n\n\u003cp\u003eYou can still build a conventional aftermarket audio system using universal speakers, amplifiers, subwoofers and proper factory-radio integration when appropriate.\u003c\/p\u003e\n\n\u003ch2\u003eShop More Car Audio at Audio Sellerz\u003c\/h2\u003e\n\n\u003cp\u003eIf a vehicle-specific Bavsound system is not the right solution for your build, Audio Sellerz also carries equipment for traditional aftermarket installations.\u003c\/p\u003e\n\n\u003cp\u003eBrowse \u003ca href=\"https:\/\/audiosellerz.com\/collections\/speakers\" style=\"color:#0066cc;text-decoration:underline;\"\u003eaftermarket car audio speakers\u003c\/a\u003e, \u003ca href=\"https:\/\/audiosellerz.com\/collections\/subwoofers\" style=\"color:#0066cc;text-decoration:underline;\"\u003ecar audio subwoofers\u003c\/a\u003e and \u003ca href=\"https:\/\/audiosellerz.com\/collections\/amplifiers\" style=\"color:#0066cc;text-decoration:underline;\"\u003ecar audio amplifiers\u003c\/a\u003e for custom and universal systems.\u003c\/p\u003e\n\n\u003ch2\u003eWhy Buy Bavsound from Audio Sellerz?\u003c\/h2\u003e\n\n\u003cp\u003eAudio Sellerz works with car audio systems ranging from simple factory-system upgrades to high-output custom builds.\u003c\/p\u003e\n\n\u003cp\u003eWe understand that not every customer wants the same thing. Some people want huge amplifiers, custom enclosures and maximum output. Others own a premium vehicle and simply want the factory system to sound substantially better without changing the interior.\u003c\/p\u003e\n\n\u003cp\u003eBavsound gives that second group an option built specifically around vehicle fitment and factory-system integration.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBrowse the Bavsound products above and choose the speaker, underseat subwoofer or amplifier upgrade designed for your exact vehicle and factory audio system.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eFollow Audio Sellerz\u003c\/h2\u003e\n\n\u003cp\u003eFollow Audio Sellerz for factory audio upgrades, speaker installations, subwoofer systems, amplifier installs, new products, demonstrations and real car audio content.\u003c\/p\u003e\n\n\u003cp\u003e\n\u003ca href=\"https:\/\/www.facebook.com\/Audiosellerz\/\" style=\"color:#0066cc;text-decoration:underline;\"\u003eFollow Audio Sellerz on Facebook\u003c\/a\u003e\u003cbr\u003e\n\u003ca href=\"https:\/\/www.instagram.com\/audiosellerz\/\" style=\"color:#0066cc;text-decoration:underline;\"\u003eFollow Audio Sellerz on Instagram\u003c\/a\u003e\u003cbr\u003e\n\u003ca href=\"https:\/\/www.tiktok.com\/@audiosellerz\" style=\"color:#0066cc;text-decoration:underline;\"\u003eFollow Audio Sellerz on TikTok\u003c\/a\u003e\u003cbr\u003e\n\u003ca href=\"https:\/\/www.youtube.com\/@AudioSellerz\" style=\"color:#0066cc;text-decoration:underline;\"\u003eSubscribe to Audio Sellerz on YouTube\u003c\/a\u003e\n\u003c\/p\u003e","products":[{"product_id":"bavsound-stage-one-speaker-upgrade-for-e46-sedan-wagon-with-standard-hi-fi","title":"Bavsound Stage One Speaker Upgrade for E46 Sedan\/Wagon with Standard Hi-Fi","description":"\u003cmeta charset=\"utf-8\"\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003e\u003cstrong\u003eGET UNBELIEVABLE, CRYSTAL CLEAR SOUND. JUST BY REPLACING YOUR BMW'S SPEAKERS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWe took your factory BMW speakers and re-engineered our upgrade for one thing: clarity. So you can simply swap your original speakers for ours without changing anything else in your audio system, and the result is smooth, natural, yet unbelievably detailed reproduction of your favorite music.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePLAY YOUR MUSIC LOUDER. AND ENJOY EVERY NOTE: \u003c\/strong\u003eWe engineered the Stage One speakers to produce higher quality sound: a wider range and more balanced reproduction of the bass and treble you are currently missing. That's because, unlike your factory BMW speakers, we use proven audio technology: woven fiberglass cones, butyl rubber surrounds, and silk composite tweeters. These technologies working together, result in speakers that remain distortion free at higher volumes for accurate, natural, beautiful sound volumes much louder than your factory speakers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDESIGNED TO FIT AND OPERATE JUST LIKE YOUR FACTORY SPEAKERS, ONLY BETTER: \u003c\/strong\u003eWe engineer our speakers with the same unique size, shape, connectors, impedance, and efficiency as your factory speakers. That means installation is as simple as unbolting your factory speakers and bolting ours in, and it's totally reversible, too. No one will ever know you've upgraded your audio system except you. Unless, of course, they hear it.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eINCLUDES EVERYTHING YOU NEED FOR CRYSTAL CLEAR SOUND, EXCEPT TOOLS:\u003c\/strong\u003e Replaces every speaker in your BMW (except subs), and includes everything you need except basic tools, available separately.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 DAY IN CAR TRIAL, FREE RETURNS! - \u003c\/strong\u003eInstall, audition, and fully experience your new audio gear. If you don't love it, we'll cover return shipping \u003cem\u003eand \u003c\/em\u003egive you a full refund (U.S. customers only).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100% PLUG \u0026amp; PLAY INSTALLATION:\u003c\/strong\u003e Simply unbolt, unplug, and remove your factory speakers and plug ours in. It's that simple. Really. (NOTE: 1996-1999 BMW 3 SERIES \/ M3 excluded)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSO SIMPLE, YOU CAN DO IT YOURSELF: \u003c\/strong\u003eEver put together IKEA furniture? Then you can install the Stage One. Includes step-by-step instructions, and is designed to be easy enough that anyone can install it in just a few hours.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 YEAR WARRANTY: \u003c\/strong\u003eEverything we sell has been engineered for durability and longevity, and we know what we sell will last. And last. And last. That's why our upgrades are backed with our industry leading 4 year limited warranty. So if something breaks, send it back. We'll replace it at no charge. (Warranty not valid with aftermarket amplifiers or custom audio systems)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bavsound","offers":[{"title":"Default Title","offer_id":52361784393868,"sku":"BSD.S1.E46.SW.HF-Kit","price":599.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/5076\/8524\/files\/Stage-One-BMW-E46-SedanWagon-Standard-Hi-Fi-CSEX-xl.jpg?v=1786593377"},{"product_id":"bavsound-ghost-bmw-underseat-subwoofers-v3-4-ohm-pair","title":"Bavsound Ghost BMW Underseat Subwoofers V3, 4 Ohm, Pair","description":"\u003cp\u003e\u003cstrong\u003eGET DOUBLE THE BASS IN YOUR BMW OR MINI IN ABOUT AN HOUR\u003cbr\u003e\u003c\/strong\u003e\u003cspan\u003eSimply swap your factory underseat woofers with our plug \u0026amp; play upgrade kit and, get incredibly powerful, tight bass. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTIGHTER, PUNCHIER BASS\u003c\/strong\u003e\u003cspan\u003e\u003cbr\u003eMore bass without clarity is just noise. Our woofers are not only louder, they're cleaner and clearer.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cstrong\u003eDO-IT-YOURSELF, PLUG \u0026amp; PLAY, EASY INSTALL\u003c\/strong\u003e \u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003c\/strong\u003eDo-it-yourself installation in about an hour, even for a novice. You don't even have to remove your seats!\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\u003cstrong\u003eMORE SPACE = MORE FUN\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eUnlike other subwoofer solutions, upgrading your factory woofers takes up no extra space.\u003cbr\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eHOW DO WE DELIVER BASS THAT'S LOUDER, CLEANER, AND TIGHTER WITHOUT CHANGING THE FACTORY AMP?\u003cbr\u003e\u003c\/strong\u003eIn a word, efficiency. Every watt of power generated by your amplifier yields about 2x the bass output with our woofers vs factory woofers.\u003c\/p\u003e\n\u003cp\u003eIf you're not familiar with the concept of \"efficiency\" in audio, just use this analogy: with your factory woofers, your amplifier is like a 200hp motor in a 4,000lb Camry.\u003c\/p\u003e\n\u003cp\u003eWith ours, it’s like the same 200hp motor in a 2,000lb Lotus Elise - twice the performance with the same power.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e2X THE BASS\u003cbr\u003e\u003c\/strong\u003eOur woofers are 10 dB+ louder from 20Hz to 60Hz vs factory woofers, resulting in twice the loudness in this critical “sub-bass” range (and over 8x the sonic energy). You won’t just hear the bass; you’ll feel it.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eNEARLY FLAT FREQUENCY RESPONSE FOR EXCEPTIONAL LINEARITY\u003c\/strong\u003e in the key sub \/ mid-bass frequency range from 40Hz to 200Hz (+ or - 3 dB). Which means \"clean\" and balanced bass.\u003c\/p\u003e\n\u003cstrong\u003e100 DAY IN-CAR TRIAL, FREE RETURNS \u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003eInstall, audition, and fully experience your new audio gear -- if you don't love it, we'll cover return shipping and give you a full refund (U.S. Customers only).\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong\u003e100% PLUG \u0026amp; PLAY \u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003eInstalls and fits just like your factory BMW woofers, right down to the bolts and factory style plug. (NOTE: 2018+ X3 models and vehicles with “Base” audio systems require slight modification to factory enclosure and may necessitate additional tools)\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong\u003eSIMPLE, DO-IT-YOURSELF INSTALLATION \u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003eTakes less than 90 minutes and only basic tools, even for a total novice. No complex wiring or additional hardware or installation is required. Simply unbolt your front seats, remove the woofer covers, unbolt your factory woofers, and install ours. That's it!\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong\u003eUSE YOUR FACTORY AMPLIFIER AND GET EXCEPTIONAL BASS RESPONSE (OR OURS, AND GET EVEN MORE)\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eWe utilize your factory amplifier to generate amazing bass response in your BMW. To do so, we've designed our woofers using technologies like oversized neodymium magnets and lightweight poly cone to maximize every watt of power they generate and translate that into raw output. That means amazing bass response without replacing your amplifier. (Warranty not valid with aftermarket amplifiers or custom audio systems)\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong\u003eSUPER TIGHT, PUNCHY MIDBASS \u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003eYour factory underseat woofers aren't just subwoofers; they're midbass drivers. That means they play not just the lowest frequencies, but also \"punchy\" midbass frequencies like snare drums and high bass guitar notes. \u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003eUnlike our woofers, which are designed to outperform the factory woofers for both subwoofer and midbass frequencies, other underseat subwoofer upgrades on the market are only capable of playing sub frequencies, not midbass, so you miss a huge portion of the frequency range.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong\u003eFACTORY MATCHED\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eIMPEDANCE\u003cbr\u003e\u003c\/strong\u003eDepending on your audio system, your factory BMW woofers come in 2, 4, or 8 Ohm impedance. Our woofers are matched to the impedance of your factory woofers (we have different versions for each) to maximize performance and ensure the longevity of your factory amplifier.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong\u003eUPGRADEABLE DESIGN WITH 160W RMS \/ 320W PEAK POWER HANDLING PER WOOFER \u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eEven though our woofers are designed to be extremely efficient to maximize the output of your factory amplifier, they're also built for upgradability. You can power them with an aftermarket amplifier of your choice, up to 160W per channel, but we recommend \u003ca href=\"https:\/\/www.bavsound.com\/pages\/landing-page-bmw-revenant-amplifier\" title=\"Landing Page - BMW Revenant Amplifier\"\u003ethe ultimate amplifier upgrade for your BMW: The Revenant, by Bavsound.\u003c\/a\u003eTranslation? If you'd like to melt your face off with absurd quantities of bass, you can -- \u003ca href=\"https:\/\/www.bavsound.com\/pages\/landing-page-bmw-revenant-amplifier\" title=\"Landing Page - BMW Revenant Amplifier\"\u003ejust add an amp.\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong\u003eTHE PERFECT MATCH TO OUR LEGENDARY SPEAKER AND AMPLIFIER UPGRADES \u003cbr\u003e\u003c\/strong\u003eAmazing bass response can transform your listening experience, but if you want the absolute best, overall sound quality and clarity matters too. That's why we engineered the Ghost Underseat Subwoofer Upgrade System to perfectly and seamless match our legendary \u003ca href=\"https:\/\/www.bavsound.com\/pages\/landing-page-bmw-speakers\" title=\"Landing Page - BMW Speakers\"\u003eStage One Speaker Upgrade Kit\u003c\/a\u003e and \u003ca href=\"https:\/\/www.bavsound.com\/pages\/landing-page-bmw-revenant-amplifier\" title=\"Landing Page - BMW Revenant Amplifier\"\u003eRevenant Amplifier Upgrade.\u003c\/a\u003e\n\u003c\/div\u003e","brand":"Bavsound","offers":[{"title":"Default Title","offer_id":52361784426636,"sku":"BSD.GUSW.4O-KIT","price":649.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/5076\/8524\/files\/Ghost_Sub_Dual_V3.jpg?v=1786593377"},{"product_id":"stage-one-bmw-speaker-upgrade-for-e65-e66-sedan-premium-top-hi-fi-no-install-video","title":"Stage One BMW Speaker Upgrade for E65\/E66 Sedan Premium Top Hi-Fi - (No Install Video)","description":"\u003cmeta charset=\"utf-8\"\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003e\u003cstrong\u003eGET UNBELIEVABLE, CRYSTAL CLEAR SOUND. JUST BY REPLACING YOUR BMW'S SPEAKERS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWe took your factory BMW speakers and re-engineered our upgrade for one thing: clarity. So you can simply swap your original speakers for ours without changing anything else in your audio system, and the result is smooth, natural, yet unbelievably detailed reproduction of your favorite music.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePLAY YOUR MUSIC LOUDER. AND ENJOY EVERY NOTE: \u003c\/strong\u003eWe engineered the Stage One speakers to produce higher quality sound: a wider range and more balanced reproduction of the bass and treble you are currently missing. That's because, unlike your factory BMW speakers, we use proven audio technology: woven fiberglass cones, butyl rubber surrounds, and silk composite tweeters. These technologies working together, result in speakers that remain distortion free at higher volumes for accurate, natural, beautiful sound volumes much louder than your factory speakers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDESIGNED TO FIT AND OPERATE JUST LIKE YOUR FACTORY SPEAKERS, ONLY BETTER: \u003c\/strong\u003eWe engineer our speakers with the same unique size, shape, connectors, impedance, and efficiency as your factory speakers. That means installation is as simple as unbolting your factory speakers and bolting ours in, and it's totally reversible, too. No one will ever know you've upgraded your audio system except you. Unless, of course, they hear it.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eINCLUDES EVERYTHING YOU NEED FOR CRYSTAL CLEAR SOUND, EXCEPT TOOLS:\u003c\/strong\u003e Replaces every speaker in your BMW (except subs), and includes everything you need except basic tools, available separately.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 DAY IN CAR TRIAL, FREE RETURNS! - \u003c\/strong\u003eInstall, audition, and fully experience your new audio gear. If you don't love it, we'll cover return shipping \u003cem\u003eand \u003c\/em\u003egive you a full refund (U.S. customers only).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 YEAR WARRANTY: \u003c\/strong\u003eEverything we sell has been engineered for durability and longevity, and we know what we sell will last. And last. And last. That's why our upgrades are backed with our industry leading 4 year limited warranty. So if something breaks, send it back. We'll replace it at no charge.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bavsound","offers":[{"title":"Default Title","offer_id":52361784361100,"sku":"BSD.S1.E65E66.THF-Kit","price":899.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/5076\/8524\/files\/BSD.S1.E65E66.THF-Kit-1.jpg?v=1786593377"},{"product_id":"bavsound-stage-one-speaker-upgrade-for-e46-convertible-with-harman-kardon","title":"Bavsound Stage One Speaker Upgrade for E46 Convertible with Harman Kardon","description":"\u003cmeta charset=\"utf-8\"\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003e\u003cstrong\u003eGET UNBELIEVABLE, CRYSTAL CLEAR SOUND. JUST BY REPLACING YOUR BMW'S SPEAKERS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWe took your factory BMW speakers and re-engineered our upgrade for one thing: clarity. So you can simply swap your original speakers for ours without changing anything else in your audio system, and the result is smooth, natural, yet unbelievably detailed reproduction of your favorite music.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePLAY YOUR MUSIC LOUDER. AND ENJOY EVERY NOTE: \u003c\/strong\u003eWe engineered the Stage One speakers to produce higher quality sound: a wider range and more balanced reproduction of the bass and treble you are currently missing. That's because, unlike your factory BMW speakers, we use proven audio technology: woven fiberglass cones, butyl rubber surrounds, and silk composite tweeters. 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So you can simply swap your original speakers for ours without changing anything else in your audio system, and the result is smooth, natural, yet unbelievably detailed reproduction of your favorite music.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePLAY YOUR MUSIC LOUDER. AND ENJOY EVERY NOTE: \u003c\/strong\u003eWe engineered the Stage One speakers to produce higher quality sound: a wider range and more balanced reproduction of the bass and treble you are currently missing. That's because, unlike your factory BMW speakers, we use proven audio technology: woven fiberglass cones, butyl rubber surrounds, and silk composite tweeters. 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Unless, of course, they hear it.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eINCLUDES EVERYTHING YOU NEED FOR CRYSTAL CLEAR SOUND, EXCEPT TOOLS:\u003c\/strong\u003e Replaces every speaker in your BMW (except subs), and includes everything you need except basic tools, available separately.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 DAY IN CAR TRIAL, FREE RETURNS! - \u003c\/strong\u003eInstall, audition, and fully experience your new audio gear. If you don't love it, we'll cover return shipping \u003cem\u003eand \u003c\/em\u003egive you a full refund (U.S. customers only).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 YEAR WARRANTY: \u003c\/strong\u003eEverything we sell has been engineered for durability and longevity, and we know what we sell will last. And last. And last. That's why our upgrades are backed with our industry leading 4 year limited warranty. So if something breaks, send it back. 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So you can simply swap your original speakers for ours without changing anything else in your audio system, and the result is smooth, natural, yet unbelievably detailed reproduction of your favorite music.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePLAY YOUR MUSIC LOUDER. AND ENJOY EVERY NOTE: \u003c\/strong\u003eWe engineered the Stage One speakers to produce higher quality sound: a wider range and more balanced reproduction of the bass and treble you are currently missing. That's because, unlike your factory BMW speakers, we use proven audio technology: woven fiberglass cones, butyl rubber surrounds, and silk composite tweeters. 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So you can simply swap your original speakers for ours without changing anything else in your audio system, and the result is smooth, natural, yet unbelievably detailed reproduction of your favorite music.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePLAY YOUR MUSIC LOUDER. AND ENJOY EVERY NOTE: \u003c\/strong\u003eWe engineered the Stage One speakers to produce higher quality sound: a wider range and more balanced reproduction of the bass and treble you are currently missing. That's because, unlike your factory BMW speakers, we use proven audio technology: woven fiberglass cones, butyl rubber surrounds, and silk composite tweeters. 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Unless, of course, they hear it.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eINCLUDES EVERYTHING YOU NEED FOR CRYSTAL CLEAR SOUND, EXCEPT TOOLS:\u003c\/strong\u003e Replaces every speaker in your BMW (except subs), and includes everything you need except basic tools, available separately.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 DAY IN CAR TRIAL, FREE RETURNS! - \u003c\/strong\u003eInstall, audition, and fully experience your new audio gear. If you don't love it, we'll cover return shipping \u003cem\u003eand \u003c\/em\u003egive you a full refund (U.S. customers only).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100% PLUG \u0026amp; PLAY INSTALLATION:\u003c\/strong\u003e Simply unbolt, unplug, and remove your factory speakers and plug ours in. It's that simple. Really. (NOTE: 1996-1999 BMW 3 SERIES \/ M3 excluded)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSO SIMPLE, YOU CAN DO IT YOURSELF: \u003c\/strong\u003eEver put together IKEA furniture? Then you can install the Stage One. Includes step-by-step instructions, and is designed to be easy enough that anyone can install it in just a few hours.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 YEAR WARRANTY: \u003c\/strong\u003eEverything we sell has been engineered for durability and longevity, and we know what we sell will last. And last. And last. That's why our upgrades are backed with our industry leading 4 year limited warranty. So if something breaks, send it back. We'll replace it at no charge.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"display:none;\"\u003e\n\u003ciframe width=\"420\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/5i5Md7KYbSs\"\u003e\n\u003c\/iframe\u003e\n\u003ciframe width=\"420\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/WfSpXF1QF_Q\"\u003e\n\u003c\/iframe\u003e\n\u003c\/div\u003e","brand":"Bavsound","offers":[{"title":"Default Title","offer_id":52361785933964,"sku":"BSD.S1.E83.DSP-Kit","price":699.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/5076\/8524\/files\/BSD.S1.E83.DSP-Kit-1.jpg?v=1786593388"},{"product_id":"bavsound-stage-one-bmw-speaker-upgrade-for-1995-2001-e38-sedan","title":"Bavsound Stage One BMW Speaker Upgrade for 1995-2001 E38 Sedan","description":"\u003cmeta charset=\"utf-8\"\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003e\u003cstrong\u003eGET UNBELIEVABLE, CRYSTAL CLEAR SOUND. JUST BY REPLACING YOUR BMW'S SPEAKERS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWe took your factory BMW speakers and re-engineered our upgrade for one thing: clarity. So you can simply swap your original speakers for ours without changing anything else in your audio system, and the result is smooth, natural, yet unbelievably detailed reproduction of your favorite music.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePLAY YOUR MUSIC LOUDER. AND ENJOY EVERY NOTE: \u003c\/strong\u003eWe engineered the Stage One speakers to produce higher quality sound: a wider range and more balanced reproduction of the bass and treble you are currently missing. That's because, unlike your factory BMW speakers, we use proven audio technology: woven fiberglass cones, butyl rubber surrounds, and silk composite tweeters. These technologies working together, result in speakers that remain distortion free at higher volumes for accurate, natural, beautiful sound volumes much louder than your factory speakers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDESIGNED TO FIT AND OPERATE JUST LIKE YOUR FACTORY SPEAKERS, ONLY BETTER: \u003c\/strong\u003eWe engineer our speakers with the same unique size, shape, connectors, impedance, and efficiency as your factory speakers. That means installation is as simple as unbolting your factory speakers and bolting ours in, and it's totally reversible, too. No one will ever know you've upgraded your audio system except you. Unless, of course, they hear it.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eINCLUDES EVERYTHING YOU NEED FOR CRYSTAL CLEAR SOUND, EXCEPT TOOLS:\u003c\/strong\u003e Replaces every speaker in your BMW (except subs), and includes everything you need except basic tools, available separately.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 DAY IN CAR TRIAL, FREE RETURNS! - \u003c\/strong\u003eInstall, audition, and fully experience your new audio gear. If you don't love it, we'll cover return shipping \u003cem\u003eand \u003c\/em\u003egive you a full refund (U.S. customers only).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100% PLUG \u0026amp; PLAY INSTALLATION:\u003c\/strong\u003e Simply unbolt, unplug, and remove your factory speakers and plug ours in. It's that simple. Really. (NOTE: 1996-1999 BMW 3 SERIES \/ M3 excluded)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSO SIMPLE, YOU CAN DO IT YOURSELF: \u003c\/strong\u003eEver put together IKEA furniture? Then you can install the Stage One. Includes step-by-step instructions, and is designed to be easy enough that anyone can install it in just a few hours.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 YEAR WARRANTY: \u003c\/strong\u003eEverything we sell has been engineered for durability and longevity, and we know what we sell will last. And last. And last. That's why our upgrades are backed with our industry leading 4 year limited warranty. So if something breaks, send it back. We'll replace it at no charge. (Warranty not valid with aftermarket amplifiers or custom audio systems)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"display: none;\"\u003e\n\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/A6NMlNCrZ6E\" height=\"315\" width=\"560\" allowfullscreen=\"\" frameborder=\"0\"\u003e\u003c\/iframe\u003e \u003ciframe src=\"https:\/\/www.youtube.com\/embed\/Rijv9mgtvBA\" height=\"315\" width=\"560\" allowfullscreen=\"\" frameborder=\"0\"\u003e\u003c\/iframe\u003e \u003ciframe src=\"https:\/\/www.youtube.com\/embed\/ZIAB5SX1EP4\" height=\"315\" width=\"560\" allowfullscreen=\"\" frameborder=\"0\"\u003e\u003c\/iframe\u003e \u003ciframe src=\"https:\/\/www.youtube.com\/embed\/q-HdV62IKgo\" height=\"315\" width=\"560\" allowfullscreen=\"\" frameborder=\"0\"\u003e\u003c\/iframe\u003e \u003ciframe src=\"https:\/\/www.youtube.com\/embed\/eXQoBOL0l0M\" height=\"315\" width=\"560\" allowfullscreen=\"\" frameborder=\"0\"\u003e\u003c\/iframe\u003e\n\u003c\/div\u003e","brand":"Bavsound","offers":[{"title":"Default Title","offer_id":52361785966732,"sku":"BSD.S1.E38.A-Kit","price":499.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/5076\/8524\/files\/Stage-One-BMW-E38-7er-xl.jpg?v=1786593388"},{"product_id":"bavsound-stage-one-speaker-upgrade-for-e46-sedan-with-harman-kardon","title":"Bavsound Stage One Speaker Upgrade for E46 Sedan with Harman Kardon","description":"\u003cmeta charset=\"utf-8\"\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003e\u003cstrong\u003eGET UNBELIEVABLE, CRYSTAL CLEAR SOUND. JUST BY REPLACING YOUR BMW'S SPEAKERS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWe took your factory BMW speakers and re-engineered our upgrade for one thing: clarity. So you can simply swap your original speakers for ours without changing anything else in your audio system, and the result is smooth, natural, yet unbelievably detailed reproduction of your favorite music.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePLAY YOUR MUSIC LOUDER. AND ENJOY EVERY NOTE: \u003c\/strong\u003eWe engineered the Stage One speakers to produce higher quality sound: a wider range and more balanced reproduction of the bass and treble you are currently missing. That's because, unlike your factory BMW speakers, we use proven audio technology: woven fiberglass cones, butyl rubber surrounds, and silk composite tweeters. These technologies working together, result in speakers that remain distortion free at higher volumes for accurate, natural, beautiful sound volumes much louder than your factory speakers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDESIGNED TO FIT AND OPERATE JUST LIKE YOUR FACTORY SPEAKERS, ONLY BETTER: \u003c\/strong\u003eWe engineer our speakers with the same unique size, shape, connectors, impedance, and efficiency as your factory speakers. That means installation is as simple as unbolting your factory speakers and bolting ours in, and it's totally reversible, too. No one will ever know you've upgraded your audio system except you. Unless, of course, they hear it.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eINCLUDES EVERYTHING YOU NEED FOR CRYSTAL CLEAR SOUND, EXCEPT TOOLS:\u003c\/strong\u003e Replaces every speaker in your BMW (except subs), and includes everything you need except basic tools, available separately.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 DAY IN CAR TRIAL, FREE RETURNS! - \u003c\/strong\u003eInstall, audition, and fully experience your new audio gear. If you don't love it, we'll cover return shipping \u003cem\u003eand \u003c\/em\u003egive you a full refund (U.S. customers only).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100% PLUG \u0026amp; PLAY INSTALLATION:\u003c\/strong\u003e Simply unbolt, unplug, and remove your factory speakers and plug ours in. It's that simple. Really. (NOTE: 1996-1999 BMW 3 SERIES \/ M3 excluded)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSO SIMPLE, YOU CAN DO IT YOURSELF: \u003c\/strong\u003eEver put together IKEA furniture? Then you can install the Stage One. Includes step-by-step instructions, and is designed to be easy enough that anyone can install it in just a few hours.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 YEAR WARRANTY: \u003c\/strong\u003eEverything we sell has been engineered for durability and longevity, and we know what we sell will last. And last. And last. That's why our upgrades are backed with our industry leading 4 year limited warranty. So if something breaks, send it back. We'll replace it at no charge. (Warranty not valid with aftermarket amplifiers or custom audio systems)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bavsound","offers":[{"title":"Default Title","offer_id":52361785999500,"sku":"BSD.S1.E46.S.THF-Kit","price":599.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/5076\/8524\/files\/BSD.S1.E46.S.THF-Kit-1.jpg?v=1786593388"},{"product_id":"bavsound-coaxial-stage-one-bmw-speaker-upgrade-for-e81-e82-e87-with-base-audio","title":"Bavsound Coaxial Stage One BMW Speaker Upgrade for E81\/E82\/E87 with Base Audio","description":"\u003cmeta charset=\"utf-8\"\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003e\u003cstrong\u003eGET UNBELIEVABLE, CRYSTAL CLEAR SOUND. JUST BY REPLACING YOUR BMW'S SPEAKERS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWe took your factory BMW speakers and re-engineered our upgrade for one thing: clarity. So you can simply swap your original speakers for ours without changing anything else in your audio system, and the result is smooth, natural, yet unbelievably detailed reproduction of your favorite music.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePLAY YOUR MUSIC LOUDER. AND ENJOY EVERY NOTE: \u003c\/strong\u003eWe engineered the Stage One speakers to produce higher quality sound: a wider range and more balanced reproduction of the bass and treble you are currently missing. That's because, unlike your factory BMW speakers, we use proven audio technology: woven fiberglass cones, butyl rubber surrounds, and silk composite tweeters. These technologies working together, result in speakers that remain distortion free at higher volumes for accurate, natural, beautiful sound volumes much louder than your factory speakers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDESIGNED TO FIT AND OPERATE JUST LIKE YOUR FACTORY SPEAKERS, ONLY BETTER: \u003c\/strong\u003eWe engineer our speakers with the same unique size, shape, connectors, impedance, and efficiency as your factory speakers. That means installation is as simple as unbolting your factory speakers and bolting ours in, and it's totally reversible, too. No one will ever know you've upgraded your audio system except you. Unless, of course, they hear it.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eINCLUDES EVERYTHING YOU NEED FOR CRYSTAL CLEAR SOUND, EXCEPT TOOLS:\u003c\/strong\u003e Replaces every speaker in your BMW (except subs), and includes everything you need except basic tools, available separately.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 DAY IN CAR TRIAL, FREE RETURNS! - \u003c\/strong\u003eInstall, audition, and fully experience your new audio gear. If you don't love it, we'll cover return shipping \u003cem\u003eand \u003c\/em\u003egive you a full refund (U.S. customers only).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100% PLUG \u0026amp; PLAY INSTALLATION:\u003c\/strong\u003e Simply unbolt, unplug, and remove your factory speakers and plug ours in. It's that simple. Really. (NOTE: 1996-1999 BMW 3 SERIES \/ M3 excluded)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSO SIMPLE, YOU CAN DO IT YOURSELF: \u003c\/strong\u003eEver put together IKEA furniture? Then you can install the Stage One. Includes step-by-step instructions, and is designed to be easy enough that anyone can install it in just a few hours.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 YEAR WARRANTY: \u003c\/strong\u003eEverything we sell has been engineered for durability and longevity, and we know what we sell will last. And last. And last. That's why our upgrades are backed with our industry leading 4 year limited warranty. So if something breaks, send it back. We'll replace it at no charge. (Warranty not valid with aftermarket amplifiers or custom audio systems)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bavsound","offers":[{"title":"Default Title","offer_id":52361786032268,"sku":"BSD.S1.E81E82E87.BA-Kit","price":499.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/5076\/8524\/files\/BSD.S1.E81E82E87.BA-Kit-1.jpg?v=1786593390"},{"product_id":"bavsound-ghost-bmw-underseat-subwoofer-v3-8-ohm-pair","title":"Bavsound Ghost BMW Underseat Subwoofer V3, 8 Ohm, Pair","description":"\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003e\u003cstrong\u003eGET DOUBLE THE BASS IN YOUR BMW OR MINI IN ABOUT AN HOUR.\u003cbr\u003e\u003c\/strong\u003e\u003cspan\u003eSimply swap your factory underseat woofers with our plug \u0026amp; play upgrade kit and, get incredibly powerful, tight bass. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTIGHTER, PUNCHIER BASS\u003c\/strong\u003e\u003cspan\u003e\u003cbr\u003eMore bass without clarity is just noise. Our woofers are not only louder, they're cleaner and clearer.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cstrong\u003eDO-IT-YOURSELF, PLUG \u0026amp; PLAY, EASY INSTALL\u003c\/strong\u003e \u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003c\/strong\u003eDo-it-yourself installation in about an hour, even for a novice. You don't even have to remove your seats!\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\u003cstrong\u003eMORE SPACE = MORE FUN\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eUnlike other subwoofer solutions, upgrading your factory woofers takes up no extra space.\u003cbr\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eHOW DO WE DELIVER BASS THAT'S LOUDER, CLEANER, AND TIGHTER WITHOUT CHANGING THE FACTORY AMP?\u003cbr\u003e\u003c\/strong\u003eIn a word, efficiency. Every watt of power generated by your amplifier yields about 2x the bass output with our woofers vs factory woofers.\u003c\/p\u003e\n\u003cp\u003eIf you're not familiar with the concept of \"efficiency\" in audio, just use this analogy: with your factory woofers, your amplifier is like a 200hp motor in a 4,000lb Camry.\u003c\/p\u003e\n\u003cp\u003eWith ours, it’s like the same 200hp motor in a 2,000lb Lotus Elise - twice the performance with the same power.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e2X THE BASS\u003cbr\u003e\u003c\/strong\u003eOur woofers are 10 dB+ louder from 20Hz to 60Hz vs factory woofers, resulting in twice the loudness in this critical “sub-bass” range (and over 8x the sonic energy). You won’t just hear the bass; you’ll feel it.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eNEARLY FLAT FREQUENCY RESPONSE FOR EXCEPTIONAL LINEARITY\u003c\/strong\u003e in the key sub \/ mid-bass frequency range from 40Hz to 200Hz (+ or - 3 dB). Which means \"clean\" and balanced bass.\u003c\/p\u003e\n\u003cstrong\u003e100 DAY IN-CAR TRIAL, FREE RETURNS \u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003eInstall, audition, and fully experience your new audio gear -- if you don't love it, we'll cover return shipping and give you a full refund (U.S. Customers only).\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong\u003e100% PLUG \u0026amp; PLAY \u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003eInstalls and fits just like your factory BMW woofers, right down to the bolts and factory style plug. (NOTE: 2018+ X3 models and vehicles with “Base” audio systems require slight modification to factory enclosure and may necessitate additional tools)\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong\u003eSIMPLE, DO-IT-YOURSELF INSTALLATION \u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003eTakes less than 90 minutes and only basic tools, even for a total novice. No complex wiring or additional hardware or installation is required. Simply unbolt your front seats, remove the woofer covers, unbolt your factory woofers, and install ours. That's it!\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong\u003eUSE YOUR FACTORY AMPLIFIER AND GET EXCEPTIONAL BASS RESPONSE (OR OURS, AND GET EVEN MORE)\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eWe utilize your factory amplifier to generate amazing bass response in your BMW. To do so, we've designed our woofers using technologies like oversized neodymium magnets and lightweight poly cone to maximize every watt of power they generate and translate that into raw output. That means amazing bass response without replacing your amplifier. (Warranty not valid with aftermarket amplifiers or custom audio systems)\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong\u003eSUPER TIGHT, PUNCHY MIDBASS \u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003eYour factory underseat woofers aren't just subwoofers; they're midbass drivers. That means they play not just the lowest frequencies, but also \"punchy\" midbass frequencies like snare drums and high bass guitar notes. \u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003eUnlike our woofers, which are designed to outperform the factory woofers for both subwoofer and midbass frequencies, other underseat subwoofer upgrades on the market are only capable of playing sub frequencies, not midbass, so you miss a huge portion of the frequency range.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong\u003eFACTORY MATCHED\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eIMPEDANCE\u003cbr\u003e\u003c\/strong\u003eDepending on your audio system, your factory BMW woofers come in 2, 4, or 8 Ohm impedance. Our woofers are matched to the impedance of your factory woofers (we have different versions for each) to maximize performance and ensure the longevity of your factory amplifier.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong\u003eUPGRADEABLE DESIGN WITH 160W RMS \/ 320W PEAK POWER HANDLING PER WOOFER \u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eEven though our woofers are designed to be extremely efficient to maximize the output of your factory amplifier, they're also built for upgradability. You can power them with an aftermarket amplifier of your choice, up to 160W per channel, but we recommend \u003ca href=\"https:\/\/www.bavsound.com\/pages\/landing-page-bmw-revenant-amplifier\" title=\"Landing Page - BMW Revenant Amplifier\"\u003ethe ultimate amplifier upgrade for your BMW: The Revenant, by Bavsound.\u003c\/a\u003eTranslation? If you'd like to melt your face off with absurd quantities of bass, you can -- \u003ca href=\"https:\/\/www.bavsound.com\/pages\/landing-page-bmw-revenant-amplifier\" title=\"Landing Page - BMW Revenant Amplifier\"\u003ejust add an amp.\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong\u003eTHE PERFECT MATCH TO OUR LEGENDARY SPEAKER AND AMPLIFIER UPGRADES \u003cbr\u003e\u003c\/strong\u003eAmazing bass response can transform your listening experience, but if you want the absolute best, overall sound quality and clarity matters too. That's why we engineered the Ghost Underseat Subwoofer Upgrade System to perfectly and seamless match our legendary \u003ca href=\"https:\/\/www.bavsound.com\/pages\/landing-page-bmw-speakers\" title=\"Landing Page - BMW Speakers\"\u003eStage One Speaker Upgrade Kit\u003c\/a\u003e and \u003ca href=\"https:\/\/www.bavsound.com\/pages\/landing-page-bmw-revenant-amplifier\" title=\"Landing Page - BMW Revenant Amplifier\"\u003eRevenant Amplifier Upgrade.\u003c\/a\u003e\n\u003c\/div\u003e","brand":"Bavsound","offers":[{"title":"Default Title","offer_id":52361786065036,"sku":"BSD.GUSW.8O-KIT","price":649.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/5076\/8524\/files\/custom_resized_f498cc7b-8c69-4611-9aac-07b3691a26d8.jpg?v=1786593390"},{"product_id":"stage-one-bmw-speaker-upgrade-for-e81-e87","title":"Stage One BMW Speaker Upgrade for E81\/E87","description":"\u003cmeta charset=\"utf-8\"\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003e\u003cstrong\u003eGET UNBELIEVABLE, CRYSTAL CLEAR SOUND. JUST BY REPLACING YOUR BMW'S SPEAKERS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWe took your factory BMW speakers and re-engineered our upgrade for one thing: clarity. So you can simply swap your original speakers for ours without changing anything else in your audio system, and the result is smooth, natural, yet unbelievably detailed reproduction of your favorite music.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePLAY YOUR MUSIC LOUDER. AND ENJOY EVERY NOTE: \u003c\/strong\u003eWe engineered the Stage One speakers to produce higher quality sound: a wider range and more balanced reproduction of the bass and treble you are currently missing. That's because, unlike your factory BMW speakers, we use proven audio technology: woven fiberglass cones, butyl rubber surrounds, and silk composite tweeters. These technologies working together, result in speakers that remain distortion free at higher volumes for accurate, natural, beautiful sound volumes much louder than your factory speakers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDESIGNED TO FIT AND OPERATE JUST LIKE YOUR FACTORY SPEAKERS, ONLY BETTER: \u003c\/strong\u003eWe engineer our speakers with the same unique size, shape, connectors, impedance, and efficiency as your factory speakers. That means installation is as simple as unbolting your factory speakers and bolting ours in, and it's totally reversible, too. No one will ever know you've upgraded your audio system except you. Unless, of course, they hear it.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eINCLUDES EVERYTHING YOU NEED FOR CRYSTAL CLEAR SOUND, EXCEPT TOOLS:\u003c\/strong\u003e Replaces every speaker in your BMW (except subs), and includes everything you need except basic tools, available separately.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 DAY IN CAR TRIAL, FREE RETURNS! - \u003c\/strong\u003eInstall, audition, and fully experience your new audio gear. If you don't love it, we'll cover return shipping \u003cem\u003eand \u003c\/em\u003egive you a full refund (U.S. customers only).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100% PLUG \u0026amp; PLAY INSTALLATION:\u003c\/strong\u003e Simply unbolt, unplug, and remove your factory speakers and plug ours in. It's that simple. Really. (NOTE: 1996-1999 BMW 3 SERIES \/ M3 excluded)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSO SIMPLE, YOU CAN DO IT YOURSELF: \u003c\/strong\u003eEver put together IKEA furniture? Then you can install the Stage One. Includes step-by-step instructions, and is designed to be easy enough that anyone can install it in just a few hours.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 YEAR WARRANTY: \u003c\/strong\u003eEverything we sell has been engineered for durability and longevity, and we know what we sell will last. And last. And last. That's why our upgrades are backed with our industry leading 4 year limited warranty. So if something breaks, send it back. We'll replace it at no charge.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bavsound","offers":[{"title":"Default Title","offer_id":52361786097804,"sku":"BSD.S1.E81.87.A-Kit","price":599.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/5076\/8524\/files\/BSD.S1.E81.87.A-Kit-1.jpg?v=1786593390"},{"product_id":"bavsound-coaxial-stage-one-bmw-speaker-upgrade-for-e83-x3-with-base-audio","title":"Bavsound Coaxial Stage One BMW Speaker Upgrade for E83 X3 with Base Audio","description":"\u003cmeta charset=\"utf-8\"\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003e\u003cstrong\u003eGET UNBELIEVABLE, CRYSTAL CLEAR SOUND. JUST BY REPLACING YOUR BMW'S SPEAKERS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWe took your factory BMW speakers and re-engineered our upgrade for one thing: clarity. So you can simply swap your original speakers for ours without changing anything else in your audio system, and the result is smooth, natural, yet unbelievably detailed reproduction of your favorite music.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePLAY YOUR MUSIC LOUDER. AND ENJOY EVERY NOTE: \u003c\/strong\u003eWe engineered the Stage One speakers to produce higher quality sound: a wider range and more balanced reproduction of the bass and treble you are currently missing. That's because, unlike your factory BMW speakers, we use proven audio technology: woven fiberglass cones, butyl rubber surrounds, and silk composite tweeters. These technologies working together, result in speakers that remain distortion free at higher volumes for accurate, natural, beautiful sound volumes much louder than your factory speakers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDESIGNED TO FIT AND OPERATE JUST LIKE YOUR FACTORY SPEAKERS, ONLY BETTER: \u003c\/strong\u003eWe engineer our speakers with the same unique size, shape, connectors, impedance, and efficiency as your factory speakers. That means installation is as simple as unbolting your factory speakers and bolting ours in, and it's totally reversible, too. No one will ever know you've upgraded your audio system except you. Unless, of course, they hear it.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eINCLUDES EVERYTHING YOU NEED FOR CRYSTAL CLEAR SOUND, EXCEPT TOOLS:\u003c\/strong\u003e Replaces every speaker in your BMW (except subs), and includes everything you need except basic tools, available separately.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 DAY IN CAR TRIAL, FREE RETURNS! - \u003c\/strong\u003eInstall, audition, and fully experience your new audio gear. If you don't love it, we'll cover return shipping \u003cem\u003eand \u003c\/em\u003egive you a full refund (U.S. customers only).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100% PLUG \u0026amp; PLAY INSTALLATION:\u003c\/strong\u003e Simply unbolt, unplug, and remove your factory speakers and plug ours in. It's that simple. Really. (NOTE: 1996-1999 BMW 3 SERIES \/ M3 excluded)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSO SIMPLE, YOU CAN DO IT YOURSELF: \u003c\/strong\u003eEver put together IKEA furniture? Then you can install the Stage One. Includes step-by-step instructions, and is designed to be easy enough that anyone can install it in just a few hours.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 YEAR WARRANTY: \u003c\/strong\u003eEverything we sell has been engineered for durability and longevity, and we know what we sell will last. And last. And last. That's why our upgrades are backed with our industry leading 4 year limited warranty. So if something breaks, send it back. We'll replace it at no charge. (Warranty not valid with aftermarket amplifiers or custom audio systems)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bavsound","offers":[{"title":"Default Title","offer_id":52361786130572,"sku":"BSD.S1.E83.BA-Kit","price":499.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/5076\/8524\/files\/BSD.S1.E83.BA.Coaxial-Stage-One-BMW-E83-X3-Base-Audio-9UU9-xl.jpg?v=1786593391"},{"product_id":"bavsound-ghost-bmw-underseat-subwoofers-v3-2-ohm-pair","title":"Bavsound Ghost BMW Underseat Subwoofers V3, 2 Ohm, Pair","description":"\u003cp\u003e\u003cstrong\u003eGET DOUBLE THE BASS IN YOUR BMW OR MINI IN ABOUT AN HOUR\u003cbr\u003e\u003c\/strong\u003e\u003cspan\u003eSimply swap your factory underseat woofers with our plug \u0026amp; play upgrade kit and, get incredibly powerful, tight bass. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTIGHTER, PUNCHIER BASS\u003c\/strong\u003e\u003cspan\u003e\u003cbr\u003eMore bass without clarity is just noise. Our woofers are not only louder, they're cleaner and clearer.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003cstrong\u003eDO-IT-YOURSELF, PLUG \u0026amp; PLAY, EASY INSTALL\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003c\/strong\u003eDo-it-yourself installation in about an hour, even for a novice. You don't even have to remove your seats!\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\u003cstrong\u003eMORE SPACE = MORE FUN\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eUnlike other subwoofer solutions, upgrading your factory woofers takes up no extra space.\u003cbr\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eHOW DO WE DELIVER BASS THAT'S LOUDER, CLEANER, AND TIGHTER WITHOUT CHANGING THE FACTORY AMP?\u003cbr\u003e\u003c\/strong\u003eIn a word, efficiency. Every watt of power generated by your amplifier yields about 2x the bass output with our woofers vs factory woofers.\u003c\/p\u003e\n\u003cp\u003eIf you're not familiar with the concept of \"efficiency\" in audio, just use this analogy: with your factory woofers, your amplifier is like a 200hp motor in a 4,000lb Camry.\u003c\/p\u003e\n\u003cp\u003eWith ours, it’s like the same 200hp motor in a 2,000lb Lotus Elise - twice the performance with the same power.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e2X THE BASS\u003cbr\u003e\u003c\/strong\u003eOur woofers are 10 dB+ louder from 20Hz to 60Hz vs factory woofers, resulting in twice the loudness in this critical “sub-bass” range (and over 8x the sonic energy). You won’t just hear the bass; you’ll feel it.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eNEARLY FLAT FREQUENCY RESPONSE FOR EXCEPTIONAL LINEARITY\u003c\/strong\u003e in the key sub \/ mid-bass frequency range from 40Hz to 200Hz (+ or - 3 dB). Which means \"clean\" and balanced bass.\u003c\/p\u003e\n\u003cstrong\u003e100 DAY IN-CAR TRIAL, FREE RETURNS \u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eInstall, audition, and fully experience your new audio gear -- if you don't love it, we'll cover return shipping and give you a full refund (U.S. Customers only).\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong\u003e100% PLUG \u0026amp; PLAY \u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eInstalls and fits just like your factory BMW woofers, right down to the bolts and factory style plug. (NOTE: 2018+ X3 models and vehicles with “Base” audio systems require slight modification to factory enclosure and may necessitate additional tools)\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong\u003eSIMPLE, DO-IT-YOURSELF INSTALLATION \u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eTakes less than 90 minutes and only basic tools, even for a total novice. No complex wiring or additional hardware or installation is required. Simply unbolt your front seats, remove the woofer covers, unbolt your factory woofers, and install ours. That's it!\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong\u003eUSE YOUR FACTORY AMPLIFIER AND GET EXCEPTIONAL BASS RESPONSE (OR OURS, AND GET EVEN MORE)\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eWe utilize your factory amplifier to generate amazing bass response in your BMW. To do so, we've designed our woofers using technologies like oversized neodymium magnets and lightweight poly cone to maximize every watt of power they generate and translate that into raw output. That means amazing bass response without replacing your amplifier. (Warranty not valid with aftermarket amplifiers or custom audio systems)\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong\u003eSUPER TIGHT, PUNCHY MIDBASS \u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eYour factory underseat woofers aren't just subwoofers; they're midbass drivers. That means they play not just the lowest frequencies, but also \"punchy\" midbass frequencies like snare drums and high bass guitar notes.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003eUnlike our woofers, which are designed to outperform the factory woofers for both subwoofer and midbass frequencies, other underseat subwoofer upgrades on the market are only capable of playing sub frequencies, not midbass, so you miss a huge portion of the frequency range.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong\u003eFACTORY MATCHED\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eIMPEDANCE\u003cbr\u003e\u003c\/strong\u003eDepending on your audio system, your factory BMW woofers come in 2, 4, or 8 Ohm impedance. Our woofers are matched to the impedance of your factory woofers (we have different versions for each) to maximize performance and ensure the longevity of your factory amplifier.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong\u003eUPGRADEABLE DESIGN WITH 160W RMS \/ 320W PEAK POWER HANDLING PER WOOFER \u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eEven though our woofers are designed to be extremely efficient to maximize the output of your factory amplifier, they're also built for upgradability. You can power them with an aftermarket amplifier of your choice, up to 160W per channel, but we recommend \u003ca href=\"https:\/\/www.bavsound.com\/pages\/landing-page-bmw-revenant-amplifier\" title=\"Landing Page - BMW Revenant Amplifier\"\u003ethe ultimate amplifier upgrade for your BMW: The Revenant, by Bavsound.\u003c\/a\u003eTranslation? If you'd like to melt your face off with absurd quantities of bass, you can -- \u003ca href=\"https:\/\/www.bavsound.com\/pages\/landing-page-bmw-revenant-amplifier\" title=\"Landing Page - BMW Revenant Amplifier\"\u003ejust add an amp.\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong\u003eTHE PERFECT MATCH TO OUR LEGENDARY SPEAKER AND AMPLIFIER UPGRADES \u003cbr\u003e\u003c\/strong\u003eAmazing bass response can transform your listening experience, but if you want the absolute best, overall sound quality and clarity matters too. That's why we engineered the Ghost Underseat Subwoofer Upgrade System to perfectly and seamless match our legendary \u003ca href=\"https:\/\/www.bavsound.com\/pages\/landing-page-bmw-speakers\" title=\"Landing Page - BMW Speakers\"\u003eStage One Speaker Upgrade Kit\u003c\/a\u003e and \u003ca href=\"https:\/\/www.bavsound.com\/pages\/landing-page-bmw-revenant-amplifier\" title=\"Landing Page - BMW Revenant Amplifier\"\u003eRevenant Amplifier Upgrade.\u003c\/a\u003e\n\u003c\/div\u003e","brand":"Bavsound","offers":[{"title":"Default Title","offer_id":52361786163340,"sku":"BSD.GUSW.2O-KIT","price":649.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/5076\/8524\/files\/custom_resized_1317c03c-b428-466b-870d-dccbeff46dfa.jpg?v=1786593392"},{"product_id":"bavsound-coaxial-stage-one-bmw-speaker-upgrade-for-e60-e61-sedan-wagon-with-base-audio","title":"Bavsound Coaxial Stage One BMW Speaker Upgrade for E60\/E61 Sedan\/Wagon with Base Audio","description":"\u003cmeta charset=\"utf-8\"\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003e\u003cstrong\u003eGET UNBELIEVABLE, CRYSTAL CLEAR SOUND. JUST BY REPLACING YOUR BMW'S SPEAKERS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWe took your factory BMW speakers and re-engineered our upgrade for one thing: clarity. So you can simply swap your original speakers for ours without changing anything else in your audio system, and the result is smooth, natural, yet unbelievably detailed reproduction of your favorite music.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePLAY YOUR MUSIC LOUDER. AND ENJOY EVERY NOTE: \u003c\/strong\u003eWe engineered the Stage One speakers to produce higher quality sound: a wider range and more balanced reproduction of the bass and treble you are currently missing. That's because, unlike your factory BMW speakers, we use proven audio technology: woven fiberglass cones, butyl rubber surrounds, and silk composite tweeters. These technologies working together, result in speakers that remain distortion free at higher volumes for accurate, natural, beautiful sound volumes much louder than your factory speakers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDESIGNED TO FIT AND OPERATE JUST LIKE YOUR FACTORY SPEAKERS, ONLY BETTER: \u003c\/strong\u003eWe engineer our speakers with the same unique size, shape, connectors, impedance, and efficiency as your factory speakers. That means installation is as simple as unbolting your factory speakers and bolting ours in, and it's totally reversible, too. No one will ever know you've upgraded your audio system except you. Unless, of course, they hear it.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eINCLUDES EVERYTHING YOU NEED FOR CRYSTAL CLEAR SOUND, EXCEPT TOOLS:\u003c\/strong\u003e Replaces every speaker in your BMW (except subs), and includes everything you need except basic tools, available separately.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 DAY IN CAR TRIAL, FREE RETURNS! - \u003c\/strong\u003eInstall, audition, and fully experience your new audio gear. If you don't love it, we'll cover return shipping \u003cem\u003eand \u003c\/em\u003egive you a full refund (U.S. customers only).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100% PLUG \u0026amp; PLAY INSTALLATION:\u003c\/strong\u003e Simply unbolt, unplug, and remove your factory speakers and plug ours in. It's that simple. Really. (NOTE: 1996-1999 BMW 3 SERIES \/ M3 excluded)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSO SIMPLE, YOU CAN DO IT YOURSELF: \u003c\/strong\u003eEver put together IKEA furniture? Then you can install the Stage One. Includes step-by-step instructions, and is designed to be easy enough that anyone can install it in just a few hours.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 YEAR WARRANTY: \u003c\/strong\u003eEverything we sell has been engineered for durability and longevity, and we know what we sell will last. And last. And last. That's why our upgrades are backed with our industry leading 4 year limited warranty. So if something breaks, send it back. We'll replace it at no charge. (Warranty not valid with aftermarket amplifiers or custom audio systems)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bavsound","offers":[{"title":"Default Title","offer_id":52361786196108,"sku":"BSD.S1.E60E61.BA-V2-Kit","price":499.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/5076\/8524\/files\/BSD.S1.E60E61.BA-V2-Kit-1.jpg?v=1786593391"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/5076\/8524\/collections\/Bavsound_Audio_Sellerz.png?v=1786593751","url":"https:\/\/audiosellerz.com\/collections\/bavsound.oembed?page=2","provider":"Audio Sellerz","version":"1.0","type":"link"}