{"title":"18 Inch Subwoofer Boxes","description":"\u003ch1\u003e18 Inch Subwoofer Boxes\u003c\/h1\u003e\n\n\u003cp\u003e\u003cstrong\u003eSold by AudioSellerz.com\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eShop \u003cstrong\u003e18 inch subwoofer boxes\u003c\/strong\u003e and large car audio enclosures for single 18s, dual 18s, SUVs, demo vehicles, wall builds, loud daily systems and serious high-output bass installations.\u003c\/p\u003e\n\n\u003cp\u003eAn 18-inch subwoofer provides substantial cone area and low-frequency capability, but it also requires significantly more enclosure volume than smaller subwoofer sizes. The box should be designed around the exact subwoofer, including its recommended airspace, mounting depth, displacement, port area, tuning and intended power level.\u003c\/p\u003e\n\n\u003cp\u003e\n\u003ca href=\"https:\/\/audiosellerz.com\/collections\/subwoofer-boxes\" style=\"color:#0066cc;text-decoration:underline;\"\u003eShop all subwoofer boxes\u003c\/a\u003e |\n\u003ca href=\"https:\/\/audiosellerz.com\/collections\/18-inch-subwoofers\" style=\"color:#0066cc;text-decoration:underline;\"\u003eShop 18 inch subwoofers\u003c\/a\u003e |\n\u003ca href=\"https:\/\/audiosellerz.com\/collections\/amplifiers\" style=\"color:#0066cc;text-decoration:underline;\"\u003eShop car audio amplifiers\u003c\/a\u003e\n\u003c\/p\u003e\n\n\u003ch2\u003eWhy Choose an 18 Inch Subwoofer Box?\u003c\/h2\u003e\n\n\u003cp\u003eAn \u003cstrong\u003e18 inch subwoofer enclosure\u003c\/strong\u003e is built for systems where cone area, deep bass and high output matter more than preserving cargo space.\u003c\/p\u003e\n\n\u003cp\u003eCommon applications include:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eLarge SUV systems\u003c\/li\u003e\n\u003cli\u003eDemo vehicles\u003c\/li\u003e\n\u003cli\u003eWall-style enclosures\u003c\/li\u003e\n\u003cli\u003eHigh-output daily systems\u003c\/li\u003e\n\u003cli\u003eLarge hatchback builds\u003c\/li\u003e\n\u003cli\u003eRear-seat-delete systems\u003c\/li\u003e\n\u003cli\u003eCompetition-style builds\u003c\/li\u003e\n\u003cli\u003eSingle high-power 18-inch systems\u003c\/li\u003e\n\u003cli\u003eDual 18-inch systems\u003c\/li\u003e\n\u003cli\u003eCustom large-volume enclosures\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eA properly designed single 18-inch system can deliver substantial output, while dual 18-inch builds require considerably more enclosure space, amplifier power and electrical support.\u003c\/p\u003e\n\n\u003ch2\u003eSingle 18 Inch Subwoofer Boxes\u003c\/h2\u003e\n\n\u003cp\u003eA \u003cstrong\u003esingle 18 inch subwoofer box\u003c\/strong\u003e gives you a large amount of cone area from one driver and can be an excellent choice when the vehicle has enough room for the enclosure the subwoofer actually requires.\u003c\/p\u003e\n\n\u003cp\u003eSingle 18-inch systems can work well for:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eDeep daily-driver bass\u003c\/li\u003e\n\u003cli\u003eLoud daily systems\u003c\/li\u003e\n\u003cli\u003eLarge SUVs\u003c\/li\u003e\n\u003cli\u003eHatchbacks\u003c\/li\u003e\n\u003cli\u003eCustom trunk builds\u003c\/li\u003e\n\u003cli\u003eDemo-oriented systems\u003c\/li\u003e\n\u003cli\u003eHigh-power single-subwoofer builds\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eOne properly matched 18-inch subwoofer in the correct enclosure can outperform a poorly designed system using multiple smaller drivers.\u003c\/p\u003e\n\n\u003ch2\u003eDual 18 Inch Subwoofer Boxes\u003c\/h2\u003e\n\n\u003cp\u003eA \u003cstrong\u003edual 18 inch subwoofer box\u003c\/strong\u003e provides massive total cone area and is generally reserved for vehicles and systems built around serious bass output.\u003c\/p\u003e\n\n\u003cp\u003eDual 18-inch systems are commonly used in:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eDemo vehicles\u003c\/li\u003e\n\u003cli\u003eLarge SUVs\u003c\/li\u003e\n\u003cli\u003eWall builds\u003c\/li\u003e\n\u003cli\u003eHigh-output daily systems\u003c\/li\u003e\n\u003cli\u003eCompetition-style systems\u003c\/li\u003e\n\u003cli\u003eLarge custom ported enclosures\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eBefore building a dual-18 system, account for:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eTotal net enclosure volume\u003c\/li\u003e\n\u003cli\u003eCombined subwoofer displacement\u003c\/li\u003e\n\u003cli\u003ePort displacement\u003c\/li\u003e\n\u003cli\u003eRequired port area\u003c\/li\u003e\n\u003cli\u003eTuning frequency\u003c\/li\u003e\n\u003cli\u003eVoice-coil configuration\u003c\/li\u003e\n\u003cli\u003eFinal wired impedance\u003c\/li\u003e\n\u003cli\u003eAmplifier RMS output\u003c\/li\u003e\n\u003cli\u003eBattery reserve\u003c\/li\u003e\n\u003cli\u003eAlternator capability\u003c\/li\u003e\n\u003cli\u003ePower and ground wire requirements\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePorted 18 Inch Subwoofer Boxes\u003c\/h2\u003e\n\n\u003cp\u003eA \u003cstrong\u003eported 18 inch subwoofer box\u003c\/strong\u003e is a common choice for builders looking for deep bass, strong efficiency and high output.\u003c\/p\u003e\n\n\u003cp\u003ePorted enclosures use a tuned vent that works with the internal airspace and subwoofer to increase output around the intended tuning range.\u003c\/p\u003e\n\n\u003cp\u003ePorted 18-inch boxes are popular for:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eDeep low-frequency bass\u003c\/li\u003e\n\u003cli\u003eLoud daily systems\u003c\/li\u003e\n\u003cli\u003eHigh-output single 18s\u003c\/li\u003e\n\u003cli\u003eDual 18-inch builds\u003c\/li\u003e\n\u003cli\u003eDemo vehicles\u003c\/li\u003e\n\u003cli\u003eWall-style systems\u003c\/li\u003e\n\u003cli\u003eCompetition-oriented builds\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eA properly designed ported enclosure needs to account for:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eNet internal airspace\u003c\/li\u003e\n\u003cli\u003eSubwoofer displacement\u003c\/li\u003e\n\u003cli\u003ePort displacement\u003c\/li\u003e\n\u003cli\u003ePort area\u003c\/li\u003e\n\u003cli\u003ePort length\u003c\/li\u003e\n\u003cli\u003eTuning frequency\u003c\/li\u003e\n\u003cli\u003eBracing displacement\u003c\/li\u003e\n\u003cli\u003eMounting depth\u003c\/li\u003e\n\u003cli\u003eExpected amplifier power\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eTwo 18-inch subwoofers can require completely different enclosure designs even though both use the same nominal woofer diameter.\u003c\/p\u003e\n\n\u003ch2\u003eSealed 18 Inch Subwoofer Boxes\u003c\/h2\u003e\n\n\u003cp\u003eSome 18-inch subwoofers can also be used in sealed enclosures when the manufacturer recommends sealed operation.\u003c\/p\u003e\n\n\u003cp\u003eA sealed 18-inch enclosure may make sense for:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eControlled daily bass\u003c\/li\u003e\n\u003cli\u003eSound-quality-oriented systems\u003c\/li\u003e\n\u003cli\u003eSubwoofers designed specifically for sealed use\u003c\/li\u003e\n\u003cli\u003eApplications where a ported enclosure would require too much volume\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eAlways verify the exact subwoofer's enclosure recommendations before selecting a sealed box.\u003c\/p\u003e\n\n\u003ch2\u003e18 Inch Subwoofer Boxes for SUVs\u003c\/h2\u003e\n\n\u003cp\u003eSUVs are one of the most practical platforms for 18-inch subwoofer systems because they generally provide more room for the enclosure, amplifier and electrical support.\u003c\/p\u003e\n\n\u003cp\u003eThe additional cargo area can make it easier to use:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eLarge single-18 ported enclosures\u003c\/li\u003e\n\u003cli\u003eDual 18-inch systems\u003c\/li\u003e\n\u003cli\u003eLarger port areas\u003c\/li\u003e\n\u003cli\u003eDeeper tuning\u003c\/li\u003e\n\u003cli\u003eHigher-power subwoofers\u003c\/li\u003e\n\u003cli\u003eLarger battery banks\u003c\/li\u003e\n\u003cli\u003eMultiple amplifiers\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eEven in a large SUV, make sure the enclosure can physically pass through the hatch or door opening before ordering or building it.\u003c\/p\u003e\n\n\u003ch2\u003e18 Inch Subwoofer Boxes for Demo Builds\u003c\/h2\u003e\n\n\u003cp\u003eEighteen-inch subwoofers are extremely common in demo-style and high-output car audio systems because of their cone area and ability to move substantial amounts of air.\u003c\/p\u003e\n\n\u003cp\u003eA serious demo system may include:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eOne or more 18-inch subwoofers\u003c\/li\u003e\n\u003cli\u003eA large ported enclosure\u003c\/li\u003e\n\u003cli\u003eHigh-power monoblock amplifiers\u003c\/li\u003e\n\u003cli\u003eMultiple power and ground runs\u003c\/li\u003e\n\u003cli\u003eBig 3 electrical upgrades\u003c\/li\u003e\n\u003cli\u003eAdditional battery capacity\u003c\/li\u003e\n\u003cli\u003eHigh-output alternators\u003c\/li\u003e\n\u003cli\u003eHeavy fuse protection\u003c\/li\u003e\n\u003cli\u003eVoltage monitoring\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThe enclosure, amplifier and electrical system should be planned together from the beginning.\u003c\/p\u003e\n\n\u003ch2\u003e18 Inch Subwoofer Boxes for Wall Builds\u003c\/h2\u003e\n\n\u003cp\u003eWall-style enclosures are one of the most common ways to package large 18-inch subwoofer systems when maximum output is a priority.\u003c\/p\u003e\n\n\u003cp\u003eA wall build requires careful planning of:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eTotal enclosure volume\u003c\/li\u003e\n\u003cli\u003eNumber of subwoofers\u003c\/li\u003e\n\u003cli\u003ePort area\u003c\/li\u003e\n\u003cli\u003eTuning frequency\u003c\/li\u003e\n\u003cli\u003eBaffle strength\u003c\/li\u003e\n\u003cli\u003eInternal bracing\u003c\/li\u003e\n\u003cli\u003eVehicle structure\u003c\/li\u003e\n\u003cli\u003eAmplifier placement\u003c\/li\u003e\n\u003cli\u003eBattery placement\u003c\/li\u003e\n\u003cli\u003eService access\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLarge systems should be designed around the vehicle and subwoofers rather than trying to force oversized equipment into an enclosure that is too small.\u003c\/p\u003e\n\n\u003ch2\u003ePurpose-Built 18 Inch Subwoofer Enclosures\u003c\/h2\u003e\n\n\u003cp\u003eA purpose-built enclosure can provide a much better starting point than a generic box when it is designed around the requirements of a particular subwoofer or subwoofer family.\u003c\/p\u003e\n\n\u003cp\u003eA properly matched enclosure can account for:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eRecommended net airspace\u003c\/li\u003e\n\u003cli\u003eSubwoofer displacement\u003c\/li\u003e\n\u003cli\u003eMounting depth\u003c\/li\u003e\n\u003cli\u003ePort area\u003c\/li\u003e\n\u003cli\u003ePort length\u003c\/li\u003e\n\u003cli\u003eTuning frequency\u003c\/li\u003e\n\u003cli\u003eExpected amplifier power\u003c\/li\u003e\n\u003cli\u003eDriver ventilation requirements\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThe goal is not simply to find a box with an 18-inch opening. The enclosure should actually match how the subwoofer was designed to operate.\u003c\/p\u003e\n\n\u003ch2\u003ePrefab 18 Inch Subwoofer Boxes\u003c\/h2\u003e\n\n\u003cp\u003eA \u003cstrong\u003eprefab 18 inch subwoofer box\u003c\/strong\u003e simply means the enclosure is already constructed before installation.\u003c\/p\u003e\n\n\u003cp\u003ePrefab does not automatically mean poor performance.\u003c\/p\u003e\n\n\u003cp\u003eA well-designed enclosure can perform extremely well when the airspace, port area, tuning and physical dimensions are appropriate for the subwoofer.\u003c\/p\u003e\n\n\u003cp\u003eThe problem is using a generic enclosure simply because the woofer fits the opening.\u003c\/p\u003e\n\n\u003ch2\u003eMatch the Box to the 18 Inch Subwoofer\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eNot every 18 inch subwoofer belongs in the same box.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eBefore choosing an enclosure, verify:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eRecommended sealed airspace\u003c\/li\u003e\n\u003cli\u003eRecommended ported airspace\u003c\/li\u003e\n\u003cli\u003eRecommended tuning frequency\u003c\/li\u003e\n\u003cli\u003eSubwoofer displacement\u003c\/li\u003e\n\u003cli\u003eMounting depth\u003c\/li\u003e\n\u003cli\u003eCutout diameter\u003c\/li\u003e\n\u003cli\u003eMagnet clearance\u003c\/li\u003e\n\u003cli\u003eRear ventilation clearance\u003c\/li\u003e\n\u003cli\u003eCone and surround clearance\u003c\/li\u003e\n\u003cli\u003eRecommended port area\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eA box can physically accept an 18-inch woofer and still be completely wrong for that particular subwoofer.\u003c\/p\u003e\n\n\u003cp\u003eIf you still need the woofer, browse our \u003ca href=\"https:\/\/audiosellerz.com\/collections\/18-inch-subwoofers\" style=\"color:#0066cc;text-decoration:underline;\"\u003e18 inch car audio subwoofers\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch2\u003eMDF 18 Inch Subwoofer Boxes\u003c\/h2\u003e\n\n\u003cp\u003eMDF can be used successfully for large car audio enclosures when the box is designed and reinforced correctly.\u003c\/p\u003e\n\n\u003cp\u003eLarge 18-inch systems place significant forces on the enclosure, making construction especially important.\u003c\/p\u003e\n\n\u003cp\u003eImportant factors include:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eMaterial thickness\u003c\/li\u003e\n\u003cli\u003eBaffle thickness\u003c\/li\u003e\n\u003cli\u003eInternal bracing\u003c\/li\u003e\n\u003cli\u003ePanel strength\u003c\/li\u003e\n\u003cli\u003eJoint construction\u003c\/li\u003e\n\u003cli\u003eProper sealing\u003c\/li\u003e\n\u003cli\u003eCorrect net airspace\u003c\/li\u003e\n\u003cli\u003eProper port design\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eBirch 18 Inch Subwoofer Boxes\u003c\/h2\u003e\n\n\u003cp\u003eBirch plywood is another popular material for large high-output enclosures.\u003c\/p\u003e\n\n\u003cp\u003eDepending on the construction, birch can provide excellent strength while potentially reducing enclosure weight compared with some MDF designs.\u003c\/p\u003e\n\n\u003cp\u003eThe material alone does not determine whether the enclosure is good. Airspace, tuning, port area, bracing and overall construction remain critical.\u003c\/p\u003e\n\n\u003ch2\u003e18 Inch vs 15 Inch Subwoofer Boxes\u003c\/h2\u003e\n\n\u003cp\u003eAn 18-inch subwoofer provides more cone area than a comparable 15-inch woofer and may offer greater low-frequency output potential when the enclosure and rest of the system support it.\u003c\/p\u003e\n\n\u003cp\u003eA 15-inch system generally requires less enclosure volume and can be easier to package into a daily-driven vehicle.\u003c\/p\u003e\n\n\u003cp\u003eChoose based on:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eAvailable vehicle space\u003c\/li\u003e\n\u003cli\u003eRequired enclosure volume\u003c\/li\u003e\n\u003cli\u003eDesired output\u003c\/li\u003e\n\u003cli\u003eSubwoofer specifications\u003c\/li\u003e\n\u003cli\u003eAmplifier power\u003c\/li\u003e\n\u003cli\u003eElectrical system capability\u003c\/li\u003e\n\u003cli\u003eNumber of subwoofers\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eIf an 18-inch enclosure will not fit correctly, a properly designed 15-inch system is usually a much better choice than forcing an 18 into an undersized box.\u003c\/p\u003e\n\n\u003ch2\u003eChoosing an Amplifier for an 18 Inch Subwoofer\u003c\/h2\u003e\n\n\u003cp\u003eAmplifier power should be matched to the exact subwoofer and final impedance rather than simply choosing an amplifier because the driver is 18 inches.\u003c\/p\u003e\n\n\u003cp\u003eCheck:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eSubwoofer RMS power handling\u003c\/li\u003e\n\u003cli\u003eVoice-coil configuration\u003c\/li\u003e\n\u003cli\u003eNumber of subwoofers\u003c\/li\u003e\n\u003cli\u003eFinal wired impedance\u003c\/li\u003e\n\u003cli\u003eAmplifier RMS output at that impedance\u003c\/li\u003e\n\u003cli\u003eAmplifier minimum stable impedance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eA single moderate-power 18-inch subwoofer may require a completely different amplifier setup than dual high-power 18s.\u003c\/p\u003e\n\n\u003cp\u003eBrowse our \u003ca href=\"https:\/\/audiosellerz.com\/collections\/amplifiers\" style=\"color:#0066cc;text-decoration:underline;\"\u003ecar audio amplifiers\u003c\/a\u003e when matching power to your system.\u003c\/p\u003e\n\n\u003ch2\u003eElectrical Support for 18 Inch Subwoofer Systems\u003c\/h2\u003e\n\n\u003cp\u003eHigh-power 18-inch systems can place serious demand on the vehicle's electrical system.\u003c\/p\u003e\n\n\u003cp\u003eDepending on amplifier power, upgrades may include:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eProperly sized OFC power and ground wire\u003c\/li\u003e\n\u003cli\u003eA Big 3 wiring upgrade\u003c\/li\u003e\n\u003cli\u003eAdditional battery reserve\u003c\/li\u003e\n\u003cli\u003eA high-output alternator\u003c\/li\u003e\n\u003cli\u003eMultiple power runs\u003c\/li\u003e\n\u003cli\u003eProper fuse protection\u003c\/li\u003e\n\u003cli\u003ePower distribution\u003c\/li\u003e\n\u003cli\u003eVoltage monitoring\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eElectrical upgrades should be based on the actual amplifier demand rather than simply the diameter or number of subwoofers.\u003c\/p\u003e\n\n\u003ch2\u003eMeasure Before Ordering\u003c\/h2\u003e\n\n\u003cp\u003eLarge 18-inch enclosures can become extremely large, especially when using ported or dual-subwoofer designs.\u003c\/p\u003e\n\n\u003cp\u003eBefore ordering, verify:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eBox width\u003c\/li\u003e\n\u003cli\u003eBox height\u003c\/li\u003e\n\u003cli\u003eBox depth\u003c\/li\u003e\n\u003cli\u003eSubwoofer cutout diameter\u003c\/li\u003e\n\u003cli\u003eMaximum mounting depth\u003c\/li\u003e\n\u003cli\u003eNet internal airspace\u003c\/li\u003e\n\u003cli\u003ePort dimensions\u003c\/li\u003e\n\u003cli\u003eMagnet clearance\u003c\/li\u003e\n\u003cli\u003eCone and surround clearance\u003c\/li\u003e\n\u003cli\u003eVehicle hatch or door opening size\u003c\/li\u003e\n\u003cli\u003eAvailable installation path\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eMeasure the path into the vehicle, not just the final space where the enclosure will sit.\u003c\/p\u003e\n\n\u003ch2\u003e18 Inch Subwoofer Box FAQs\u003c\/h2\u003e\n\n\u003ch3\u003eDo all 18 inch subwoofers use the same box?\u003c\/h3\u003e\n\n\u003cp\u003eNo. Different 18-inch subwoofers can require very different enclosure volume, mounting depth, port area and tuning.\u003c\/p\u003e\n\n\u003ch3\u003eCan an 18 inch subwoofer use a ported box?\u003c\/h3\u003e\n\n\u003cp\u003eYes. Ported enclosures are very common with 18-inch subwoofers, but the enclosure should follow the specifications of the exact driver.\u003c\/p\u003e\n\n\u003ch3\u003eCan an 18 inch subwoofer use a sealed box?\u003c\/h3\u003e\n\n\u003cp\u003eSome can. Check the manufacturer's enclosure recommendations before choosing a sealed design.\u003c\/p\u003e\n\n\u003ch3\u003eIs one 18 inch subwoofer enough?\u003c\/h3\u003e\n\n\u003cp\u003eIt can be. A capable single 18 in the correct enclosure with properly matched amplifier power can produce substantial low-frequency output.\u003c\/p\u003e\n\n\u003ch3\u003eAre dual 18 inch subwoofers loud?\u003c\/h3\u003e\n\n\u003cp\u003eThey can produce extremely high output when the enclosure, amplifiers, wiring and electrical system are properly designed.\u003c\/p\u003e\n\n\u003ch3\u003eIs an 18 inch subwoofer better than a 15 inch?\u003c\/h3\u003e\n\n\u003cp\u003eNot automatically. An 18 provides more cone area, while a 15 generally requires less enclosure space. The better choice depends on the vehicle and complete system design.\u003c\/p\u003e\n\n\u003ch3\u003eCan I put any 18 inch subwoofer in any 18 inch box?\u003c\/h3\u003e\n\n\u003cp\u003eNo. The woofer may physically fit while the enclosure volume, port area, tuning or mounting depth is incorrect for that driver.\u003c\/p\u003e\n\n\u003ch2\u003eShop 18 Inch Subwoofer Boxes at Audio Sellerz\u003c\/h2\u003e\n\n\u003cp\u003eShop AudioSellerz.com for \u003cstrong\u003e18 inch subwoofer boxes, single 18 subwoofer boxes, dual 18 subwoofer boxes, ported 18 inch enclosures and high-output car audio subwoofer boxes\u003c\/strong\u003e for SUVs, demo vehicles, wall builds and serious bass systems.\u003c\/p\u003e\n\n\u003cp\u003eNeed the subwoofer too? Browse our \u003ca href=\"https:\/\/audiosellerz.com\/collections\/18-inch-subwoofers\" style=\"color:#0066cc;text-decoration:underline;\"\u003e18 inch car audio subwoofers\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eIf you are unsure which enclosure matches your subwoofer, use the \u003cstrong\u003elive chat bubble on AudioSellerz.com\u003c\/strong\u003e and send us the exact subwoofer model, quantity, amplifier and vehicle you are building.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eFollow Audio Sellerz\u003c\/h2\u003e\n\n\u003cp\u003e\n\u003ca href=\"https:\/\/www.facebook.com\/Audiosellerz\" style=\"color:#0066cc;text-decoration:underline;\" target=\"_blank\" rel=\"noopener\"\u003eFacebook\u003c\/a\u003e\u003cbr\u003e\n\u003ca href=\"https:\/\/www.instagram.com\/audiosellerz\/\" style=\"color:#0066cc;text-decoration:underline;\" target=\"_blank\" rel=\"noopener\"\u003eInstagram\u003c\/a\u003e\u003cbr\u003e\n\u003ca href=\"https:\/\/www.tiktok.com\/@audiosellerz\" style=\"color:#0066cc;text-decoration:underline;\" target=\"_blank\" rel=\"noopener\"\u003eTikTok\u003c\/a\u003e\u003cbr\u003e\n\u003ca href=\"https:\/\/www.youtube.com\/@AudioSellerz\" style=\"color:#0066cc;text-decoration:underline;\" target=\"_blank\" rel=\"noopener\"\u003eYouTube\u003c\/a\u003e\n\u003c\/p\u003e","products":[{"product_id":"sundown-audio-single-18-zv4-ported-enclosure","title":"Sundown Audio Single 18\" ZV4 Ported Enclosure","description":"\u003cp\u003eCustom built enclosure specifically for the Sundown Audio ZV4 18\" subwoofer.\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\r\n\u003cul\u003e\r\n\u003cli\u003e7.0 cubic feet net enclosure\u003c\/li\u003e\r\n\u003cli\u003e30.0 hz tuning\u003c\/li\u003e\r\n\u003cli\u003e101.25 sq inches of port\u003c\/li\u003e\r\n\u003cli\u003e18.0\" x 5.625\" port dimensions\u003c\/li\u003e\r\n\u003cli\u003e16.69\" subwoofer cut out\u003c\/li\u003e\r\n\u003cli\u003e1\" (24mm) plywood construction\u003c\/li\u003e\r\n\u003cli\u003e17 ply birch veneer construction\u003c\/li\u003e\r\n\u003cli\u003eGray stained finish\u003c\/li\u003e\r\n\u003cli\u003ePre-wired metal binding post with 10ga OFC wire\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003cstrong\u003eDimensions\/Weight:\u003c\/strong\u003e\r\n\u003cul\u003e\r\n\u003cli\u003e20.0\" tall\u003c\/li\u003e\r\n\u003cli\u003e39.875\" wide\u003c\/li\u003e\r\n\u003cli\u003e25.125\" deep\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\nLead time is 2-3 weeks, no refunds once enclosures have been cut out! This is a custom made box specifically for a Sundown Audio ZV4 18\" subwoofer.\r\n\r\nAt Basshead Supply the goal with the \"performance series\" enclosures is to offer subwoofer specific enclosures that are well built, well performing and good looking enclosures at an affordable price. Using premium 1\" Baltic Birch all around we are able to achieve a very strong and light enclosure. Using our refined assembly process produces an enclosure with NO visible screw holes anywhere on the enclosure. The entire enclosure is glued together with Titebond III and coupled with our 1\" baffle and an additional 24mm baffle brace (on the dual subwoofer models) the enclosure is strong enough to handle high power subwoofer setups. Finished off with our carbon gray stain and a polyurethane finish these enclosures have a unique look to set it apart from all the generic prefabs. Complete with a recessed Satin Nickel Brass binding posts and prewired with OFC 10g wire, you are ready to go the moment it arrives. These are also built with love, by hand right here in the UNITED STATES OF AMERICA.","brand":"Basshead Supply","offers":[{"title":"Default Title","offer_id":50979764469900,"sku":"BHSP-SUN-ZV4-S18-SUPB-HD","price":1338.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/5076\/8524\/files\/38418d95-AABE-SA-SAv2-S18-RD-01.png?v=1782616968"},{"product_id":"sundown-audio-single-18-nsv5-ported-enclosure","title":"Sundown Audio Single 18\" NSV5 Ported Enclosure","description":"\u003cp\u003eCustom built enclosure specifically for the Sundown Audio NSV5 18\" subwoofer.\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\r\n\u003cul\u003e\r\n\u003cli\u003e7.0 cubic feet net enclosure\u003c\/li\u003e\r\n\u003cli\u003e30.0 hz tuning\u003c\/li\u003e\r\n\u003cli\u003e101.25 sq inches of port\u003c\/li\u003e\r\n\u003cli\u003e18.0\" x 5.625\" port dimensions\u003c\/li\u003e\r\n\u003cli\u003e16.69\" subwoofer cut out\u003c\/li\u003e\r\n\u003cli\u003e1\" (24mm) plywood construction\u003c\/li\u003e\r\n\u003cli\u003e17 ply birch veneer construction\u003c\/li\u003e\r\n\u003cli\u003eGray stained finish\u003c\/li\u003e\r\n\u003cli\u003ePre-wired metal binding post with 10ga OFC wire\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003cstrong\u003eDimensions\/Weight:\u003c\/strong\u003e\r\n\u003cul\u003e\r\n\u003cli\u003e20.0\" tall\u003c\/li\u003e\r\n\u003cli\u003e39.875\" wide\u003c\/li\u003e\r\n\u003cli\u003e25.125\" deep\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\nLead time is 2-3 weeks, no refunds once enclosures have been cut out! This is a custom made box specifically for a Sundown Audio NSV5 18\" subwoofer.\r\n\r\nAt Basshead Supply the goal with the \"performance series\" enclosures is to offer subwoofer specific enclosures that are well built, well performing and good looking enclosures at an affordable price. Using premium 1\" Baltic Birch all around we are able to achieve a very strong and light enclosure. Using our refined assembly process produces an enclosure with NO visible screw holes anywhere on the enclosure. The entire enclosure is glued together with Titebond III and coupled with our 1\" baffle and an additional 24mm baffle brace (on the dual subwoofer models) the enclosure is strong enough to handle high power subwoofer setups. Finished off with our carbon gray stain and a polyurethane finish these enclosures have a unique look to set it apart from all the generic prefabs. Complete with a recessed Satin Nickel Brass binding posts and prewired with OFC 10g wire, you are ready to go the moment it arrives. These are also built with love, by hand right here in the UNITED STATES OF AMERICA.","brand":"Basshead Supply","offers":[{"title":"Default Title","offer_id":50979764437132,"sku":"BHSP-SUN-NSV5-S18-SUPB-HD","price":1338.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/5076\/8524\/files\/4adc1dd4-AABE-SA-SAv2-S18-RD-01.png?v=1782616966"},{"product_id":"sundown-audio-single-18-zv6-ported-enclosure","title":"Sundown Audio Single 18\" ZV6 Ported Enclosure","description":"\u003cp\u003eCustom built enclosure specifically for the Sundown Audio ZV6 18\" subwoofer.\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\r\n\u003cul\u003e\r\n\u003cli\u003e7.0 cubic feet net enclosure\u003c\/li\u003e\r\n\u003cli\u003e30.0 hz tuning\u003c\/li\u003e\r\n\u003cli\u003e101.25 sq inches of port\u003c\/li\u003e\r\n\u003cli\u003e18.0\" x 5.625\" port dimensions\u003c\/li\u003e\r\n\u003cli\u003e16.69\" subwoofer cut out\u003c\/li\u003e\r\n\u003cli\u003e1\" (24mm) plywood construction\u003c\/li\u003e\r\n\u003cli\u003e17 ply birch veneer construction\u003c\/li\u003e\r\n\u003cli\u003eGray stained finish\u003c\/li\u003e\r\n\u003cli\u003ePre-wired metal binding post with 10ga OFC wire\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003cstrong\u003eDimensions\/Weight:\u003c\/strong\u003e\r\n\u003cul\u003e\r\n\u003cli\u003e20.0\" tall\u003c\/li\u003e\r\n\u003cli\u003e39.875\" wide\u003c\/li\u003e\r\n\u003cli\u003e25.125\" deep\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\nLead time is 2-3 weeks, no refunds once enclosures have been cut out! This is a custom made box specifically for a Sundown Audio ZV6 18\" subwoofer.\r\n\r\nAt Basshead Supply the goal with the \"performance series\" enclosures is to offer subwoofer specific enclosures that are well built, well performing and good looking enclosures at an affordable price. Using premium 1\" Baltic Birch all around we are able to achieve a very strong and light enclosure. Using our refined assembly process produces an enclosure with NO visible screw holes anywhere on the enclosure. The entire enclosure is glued together with Titebond III and coupled with our 1\" baffle and an additional 24mm baffle brace (on the dual subwoofer models) the enclosure is strong enough to handle high power subwoofer setups. Finished off with our carbon gray stain and a polyurethane finish these enclosures have a unique look to set it apart from all the generic prefabs. Complete with a recessed Satin Nickel Brass binding posts and prewired with OFC 10g wire, you are ready to go the moment it arrives. These are also built with love, by hand right here in the UNITED STATES OF AMERICA.","brand":"Basshead Supply","offers":[{"title":"Default Title","offer_id":50979764633740,"sku":"BHSP-SUN-ZV6-S18-SUPB-HD","price":1338.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/5076\/8524\/files\/825d9184-AABE-SA-SAv2-S18-RD-01.png?v=1782617007"},{"product_id":"sundown-audio-single-18-nsv6-ported-enclosure","title":"Sundown Audio Single 18\" NSV6 Ported Enclosure","description":"\u003cp\u003eCustom built enclosure specifically for the Sundown Audio NSV6 18\" subwoofer.\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\r\n\u003cul\u003e\r\n\u003cli\u003e7.0 cubic feet net enclosure\u003c\/li\u003e\r\n\u003cli\u003e30.0 hz tuning\u003c\/li\u003e\r\n\u003cli\u003e101.25 sq inches of port\u003c\/li\u003e\r\n\u003cli\u003e18.0\" x 5.625\" port dimensions\u003c\/li\u003e\r\n\u003cli\u003e16.69\" subwoofer cut out\u003c\/li\u003e\r\n\u003cli\u003e1\" (24mm) plywood construction\u003c\/li\u003e\r\n\u003cli\u003e17 ply birch veneer construction\u003c\/li\u003e\r\n\u003cli\u003eGray stained finish\u003c\/li\u003e\r\n\u003cli\u003ePre-wired metal binding post with 10ga OFC wire\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003cstrong\u003eDimensions\/Weight:\u003c\/strong\u003e\r\n\u003cul\u003e\r\n\u003cli\u003e20.0\" tall\u003c\/li\u003e\r\n\u003cli\u003e39.875\" wide\u003c\/li\u003e\r\n\u003cli\u003e25.125\" deep\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\nLead time is 2-3 weeks, no refunds once enclosures have been cut out! This is a custom made box specifically for a Sundown Audio NSV6 18\" subwoofer.\r\n\r\nAt Basshead Supply the goal with the \"performance series\" enclosures is to offer subwoofer specific enclosures that are well built, well performing and good looking enclosures at an affordable price. Using premium 1\" Baltic Birch all around we are able to achieve a very strong and light enclosure. Using our refined assembly process produces an enclosure with NO visible screw holes anywhere on the enclosure. The entire enclosure is glued together with Titebond III and coupled with our 1\" baffle and an additional 24mm baffle brace (on the dual subwoofer models) the enclosure is strong enough to handle high power subwoofer setups. Finished off with our carbon gray stain and a polyurethane finish these enclosures have a unique look to set it apart from all the generic prefabs. Complete with a recessed Satin Nickel Brass binding posts and prewired with OFC 10g wire, you are ready to go the moment it arrives. These are also built with love, by hand right here in the UNITED STATES OF AMERICA.","brand":"Basshead Supply","offers":[{"title":"Default Title","offer_id":50979764666508,"sku":"BHSP-SUN-NSV6-S18-SUPB-HD","price":1338.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/5076\/8524\/files\/5e198236-AABE-SA-SAv2-S18-RD-01.png?v=1782617009"},{"product_id":"sundown-audio-single-18-xv3-ported-enclosure","title":"Sundown Audio Single 18\" XV3 Ported Enclosure","description":"\u003cp\u003eCustom built enclosure specifically for the Sundown Audio XV3 18\" subwoofer.\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\r\n\u003cul\u003e\r\n\u003cli\u003e7.0 cubic feet net enclosure\u003c\/li\u003e\r\n\u003cli\u003e30.0 hz tuning\u003c\/li\u003e\r\n\u003cli\u003e101.25 sq inches of port\u003c\/li\u003e\r\n\u003cli\u003e18.0\" x 5.625\" port dimensions\u003c\/li\u003e\r\n\u003cli\u003e16.5\" subwoofer cut out\u003c\/li\u003e\r\n\u003cli\u003e1\" (24mm) plywood construction\u003c\/li\u003e\r\n\u003cli\u003e17 ply birch veneer construction\u003c\/li\u003e\r\n\u003cli\u003eGray stained finish\u003c\/li\u003e\r\n\u003cli\u003ePre-wired metal binding post with 10ga OFC wire\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003cstrong\u003eDimensions\/Weight:\u003c\/strong\u003e\r\n\u003cul\u003e\r\n\u003cli\u003e20.0\" tall\u003c\/li\u003e\r\n\u003cli\u003e39.975142\" wide\u003c\/li\u003e\r\n\u003cli\u003e25.375\" deep\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\nLead time is 2-3 weeks, no refunds once enclosures have been cut out! This is a custom made box specifically for a Sundown Audio XV3 18\" subwoofer.\r\n\r\nAt Basshead Supply the goal with the \"performance series\" enclosures is to offer subwoofer specific enclosures that are well built, well performing and good looking enclosures at an affordable price. Using premium 1\" Baltic Birch all around we are able to achieve a very strong and light enclosure. Using our refined assembly process produces an enclosure with NO visible screw holes anywhere on the enclosure. The entire enclosure is glued together with Titebond III and coupled with our 1\" baffle and an additional 24mm baffle brace (on the dual subwoofer models) the enclosure is strong enough to handle high power subwoofer setups. Finished off with our carbon gray stain and a polyurethane finish these enclosures have a unique look to set it apart from all the generic prefabs. Complete with a recessed Satin Nickel Brass binding posts and prewired with OFC 10g wire, you are ready to go the moment it arrives. These are also built with love, by hand right here in the UNITED STATES OF AMERICA.","brand":"Basshead Supply","offers":[{"title":"Default Title","offer_id":50979764895884,"sku":"BHSP-SUN-XV3-S18-SUPB-HD","price":1338.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/5076\/8524\/files\/61072b8d-AABE-SA-SAv2-S18-RD-01.png?v=1782617024"},{"product_id":"sundown-audio-single-18-nsv4-ported-enclosure","title":"Sundown Audio Single 18\" NSV4 Ported Enclosure","description":"\u003cp\u003eCustom built enclosure specifically for the Sundown Audio NSV4 18\" subwoofer.\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\r\n\u003cul\u003e\r\n\u003cli\u003e7.0 cubic feet net enclosure\u003c\/li\u003e\r\n\u003cli\u003e30.0 hz tuning\u003c\/li\u003e\r\n\u003cli\u003e101.25 sq inches of port\u003c\/li\u003e\r\n\u003cli\u003e18.0\" x 5.625\" port dimensions\u003c\/li\u003e\r\n\u003cli\u003e16.69\" subwoofer cut out\u003c\/li\u003e\r\n\u003cli\u003e1\" (24mm) plywood construction\u003c\/li\u003e\r\n\u003cli\u003e17 ply birch veneer construction\u003c\/li\u003e\r\n\u003cli\u003eGray stained finish\u003c\/li\u003e\r\n\u003cli\u003ePre-wired metal binding post with 10ga OFC wire\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003cstrong\u003eDimensions\/Weight:\u003c\/strong\u003e\r\n\u003cul\u003e\r\n\u003cli\u003e20.0\" tall\u003c\/li\u003e\r\n\u003cli\u003e39.875\" wide\u003c\/li\u003e\r\n\u003cli\u003e25.125\" deep\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\nLead time is 2-3 weeks, no refunds once enclosures have been cut out! This is a custom made box specifically for a Sundown Audio NSV4 18\" subwoofer.\r\n\r\nAt Basshead Supply the goal with the \"performance series\" enclosures is to offer subwoofer specific enclosures that are well built, well performing and good looking enclosures at an affordable price. Using premium 1\" Baltic Birch all around we are able to achieve a very strong and light enclosure. Using our refined assembly process produces an enclosure with NO visible screw holes anywhere on the enclosure. The entire enclosure is glued together with Titebond III and coupled with our 1\" baffle and an additional 24mm baffle brace (on the dual subwoofer models) the enclosure is strong enough to handle high power subwoofer setups. Finished off with our carbon gray stain and a polyurethane finish these enclosures have a unique look to set it apart from all the generic prefabs. Complete with a recessed Satin Nickel Brass binding posts and prewired with OFC 10g wire, you are ready to go the moment it arrives. These are also built with love, by hand right here in the UNITED STATES OF AMERICA.","brand":"Basshead Supply","offers":[{"title":"Default Title","offer_id":50979764928652,"sku":"BHSP-SUN-NSV4-S18-SUPB-HD","price":1338.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/5076\/8524\/files\/65adac04-AABE-SA-SAv2-S18-RD-01.png?v=1782617025"},{"product_id":"sundown-audio-single-18-xv2-ported-enclosure","title":"Sundown Audio Single 18\" XV2 Ported Enclosure","description":"\u003cp\u003eCustom built enclosure specifically for the Sundown Audio XV2 18\" subwoofer.\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\r\n\u003cul\u003e\r\n\u003cli\u003e7.0 cubic feet net enclosure\u003c\/li\u003e\r\n\u003cli\u003e30.0 hz tuning\u003c\/li\u003e\r\n\u003cli\u003e101.25 sq inches of port\u003c\/li\u003e\r\n\u003cli\u003e18.0\" x 5.625\" port dimensions\u003c\/li\u003e\r\n\u003cli\u003e16.69\" subwoofer cut out\u003c\/li\u003e\r\n\u003cli\u003e1\" (24mm) plywood construction\u003c\/li\u003e\r\n\u003cli\u003e17 ply birch veneer construction\u003c\/li\u003e\r\n\u003cli\u003eGray stained finish\u003c\/li\u003e\r\n\u003cli\u003ePre-wired metal binding post with 10ga OFC wire\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003cstrong\u003eDimensions\/Weight:\u003c\/strong\u003e\r\n\u003cul\u003e\r\n\u003cli\u003e20.0\" tall\u003c\/li\u003e\r\n\u003cli\u003e39.875\" wide\u003c\/li\u003e\r\n\u003cli\u003e25.125\" deep\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\nLead time is 2-3 weeks, no refunds once enclosures have been cut out! This is a custom made box specifically for a Sundown Audio XV2 18\" subwoofer.\r\n\r\nAt Basshead Supply the goal with the \"performance series\" enclosures is to offer subwoofer specific enclosures that are well built, well performing and good looking enclosures at an affordable price. Using premium 1\" Baltic Birch all around we are able to achieve a very strong and light enclosure. Using our refined assembly process produces an enclosure with NO visible screw holes anywhere on the enclosure. The entire enclosure is glued together with Titebond III and coupled with our 1\" baffle and an additional 24mm baffle brace (on the dual subwoofer models) the enclosure is strong enough to handle high power subwoofer setups. Finished off with our carbon gray stain and a polyurethane finish these enclosures have a unique look to set it apart from all the generic prefabs. Complete with a recessed Satin Nickel Brass binding posts and prewired with OFC 10g wire, you are ready to go the moment it arrives. These are also built with love, by hand right here in the UNITED STATES OF AMERICA.","brand":"Basshead Supply","offers":[{"title":"Default Title","offer_id":50979765485708,"sku":"BHSP-SUN-XV2-S18-SUPB-HD","price":1338.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/5076\/8524\/files\/11ba508d-AABE-SA-SAv2-S18-RD-01.png?v=1782617061"},{"product_id":"sundown-audio-single-18-zv5-ported-enclosure","title":"Sundown Audio Single 18\" ZV5 Ported Enclosure","description":"\u003cp\u003eCustom built enclosure specifically for the Sundown Audio ZV5 18\" subwoofer.\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\r\n\u003cul\u003e\r\n\u003cli\u003e7.0 cubic feet net enclosure\u003c\/li\u003e\r\n\u003cli\u003e30.0 hz tuning\u003c\/li\u003e\r\n\u003cli\u003e101.25 sq inches of port\u003c\/li\u003e\r\n\u003cli\u003e18.0\" x 5.625\" port dimensions\u003c\/li\u003e\r\n\u003cli\u003e16.69\" subwoofer cut out\u003c\/li\u003e\r\n\u003cli\u003e1\" (24mm) plywood construction\u003c\/li\u003e\r\n\u003cli\u003e17 ply birch veneer construction\u003c\/li\u003e\r\n\u003cli\u003eGray stained finish\u003c\/li\u003e\r\n\u003cli\u003ePre-wired metal binding post with 10ga OFC wire\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003cstrong\u003eDimensions\/Weight:\u003c\/strong\u003e\r\n\u003cul\u003e\r\n\u003cli\u003e20.0\" tall\u003c\/li\u003e\r\n\u003cli\u003e39.875\" wide\u003c\/li\u003e\r\n\u003cli\u003e25.125\" deep\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\nLead time is 2-3 weeks, no refunds once enclosures have been cut out! This is a custom made box specifically for a Sundown Audio ZV5 18\" subwoofer.\r\n\r\nAt Basshead Supply the goal with the \"performance series\" enclosures is to offer subwoofer specific enclosures that are well built, well performing and good looking enclosures at an affordable price. Using premium 1\" Baltic Birch all around we are able to achieve a very strong and light enclosure. Using our refined assembly process produces an enclosure with NO visible screw holes anywhere on the enclosure. The entire enclosure is glued together with Titebond III and coupled with our 1\" baffle and an additional 24mm baffle brace (on the dual subwoofer models) the enclosure is strong enough to handle high power subwoofer setups. Finished off with our carbon gray stain and a polyurethane finish these enclosures have a unique look to set it apart from all the generic prefabs. Complete with a recessed Satin Nickel Brass binding posts and prewired with OFC 10g wire, you are ready to go the moment it arrives. These are also built with love, by hand right here in the UNITED STATES OF AMERICA.","brand":"Basshead Supply","offers":[{"title":"Default Title","offer_id":50979765616780,"sku":"BHSP-SUN-ZV5-S18-SUPB-HD","price":1338.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/5076\/8524\/files\/f6eac3aa-AABE-SA-SAv2-S18-RD-01.png?v=1782617067"},{"product_id":"sundown-audio-single-18-sav2-ported-enclosure","title":"Sundown Audio Single 18\" SAV2 Ported Enclosure","description":"\u003cp\u003eCustom built enclosure specifically for the Sundown Audio SAV2 18\" subwoofer.\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\r\n\u003cul\u003e\r\n\u003cli\u003e5.5 cubic feet net enclosure\u003c\/li\u003e\r\n\u003cli\u003e30.0 hz tuning\u003c\/li\u003e\r\n\u003cli\u003e79.22 sq inches of port\u003c\/li\u003e\r\n\u003cli\u003e16.25\" x 4.875\" port dimensions\u003c\/li\u003e\r\n\u003cli\u003e16.69\" subwoofer cut out\u003c\/li\u003e\r\n\u003cli\u003e3\/4\" (18mm) birch plywood construction\u003c\/li\u003e\r\n\u003cli\u003eSolid 1\" (24mm) baffle for ultimate strength\u003c\/li\u003e\r\n\u003cli\u003e13 ply birch veneer construction (1\" Baffle 17 ply)\u003c\/li\u003e\r\n\u003cli\u003eGray stained finish\u003c\/li\u003e\r\n\u003cli\u003ePre-wired metal binding post with 10ga OFC wire\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003cstrong\u003eDimensions\/Weight:\u003c\/strong\u003e\r\n\u003cul\u003e\r\n\u003cli\u003e17.75\" tall\u003c\/li\u003e\r\n\u003cli\u003e39.875\" wide\u003c\/li\u003e\r\n\u003cli\u003e21.75\" deep\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\nLead time is 2-3 weeks, no refunds once enclosures have been cut out! This is a custom made box specifically for a Sundown Audio SAV2 18\" subwoofer.\r\n\r\nAt Basshead Supply the goal with the \"performance series\" enclosures is to offer subwoofer specific enclosures that are well built, well performing and good looking enclosures at an affordable price. Using premium 3\/4\" Russian Baltic Birch we are able to achieve a very strong and light enclosure. Using our refined assembly process produces an enclosure with NO visible screw holes anywhere on the enclosure. The entire enclosure is glued together with Titebond III and coupled with our 1\" baffle and an additional 18mm baffle brace (on the dual subwoofer models) the enclosure is strong enough to handle subwoofer setups up to 2000W RMS (dual enclosures - 4000W RMS). Finished off with our carbon gray stain and a polyurethane finish these enclosures have a unique look to set it apart from all the generic prefabs. Complete with a recessed Satin Nickel Brass binding posts and prewired with OFC 10g wire, you are ready to go the moment it arrives. These are also built with love, by hand right here in the UNITED STATES OF AMERICA.","brand":"Basshead Supply","offers":[{"title":"Default Title","offer_id":50979769843852,"sku":"BHSP-SUN-SAV2-S18-SUPB-RD","price":921.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/5076\/8524\/files\/0c66ae09-AABE-SA-SAv2-S18-RD-01.png?v=1782617373"},{"product_id":"sundown-audio-single-18-uv2-ported-enclosure","title":"Sundown Audio Single 18\" UV2 Ported Enclosure","description":"\u003cp\u003eCustom built enclosure specifically for the Sundown Audio UV2 18\" subwoofer.\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\r\n\u003cul\u003e\r\n\u003cli\u003e5.75 cubic feet net enclosure\u003c\/li\u003e\r\n\u003cli\u003e30.0 hz tuning\u003c\/li\u003e\r\n\u003cli\u003e83.28 sq inches of port\u003c\/li\u003e\r\n\u003cli\u003e16.25\" x 5.125\" port dimensions\u003c\/li\u003e\r\n\u003cli\u003e16.9\" subwoofer cut out\u003c\/li\u003e\r\n\u003cli\u003e3\/4\" (18mm) birch plywood construction\u003c\/li\u003e\r\n\u003cli\u003eSolid 1\" (24mm) baffle for ultimate strength\u003c\/li\u003e\r\n\u003cli\u003e13 ply birch veneer construction (1\" Baffle 17 ply)\u003c\/li\u003e\r\n\u003cli\u003eGray stained finish\u003c\/li\u003e\r\n\u003cli\u003ePre-wired metal binding post with 10ga OFC wire\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003cstrong\u003eDimensions\/Weight:\u003c\/strong\u003e\r\n\u003cul\u003e\r\n\u003cli\u003e17.75\" tall\u003c\/li\u003e\r\n\u003cli\u003e39.875\" wide\u003c\/li\u003e\r\n\u003cli\u003e22.75\" deep\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\nLead time is 2-3 weeks, no refunds once enclosures have been cut out! This is a custom made box specifically for a Sundown Audio UV2 18\" subwoofer.\r\n\r\nAt Basshead Supply the goal with the \"performance series\" enclosures is to offer subwoofer specific enclosures that are well built, well performing and good looking enclosures at an affordable price. Using premium 3\/4\" Russian Baltic Birch we are able to achieve a very strong and light enclosure. Using our refined assembly process produces an enclosure with NO visible screw holes anywhere on the enclosure. The entire enclosure is glued together with Titebond III and coupled with our 1\" baffle and an additional 18mm baffle brace (on the dual subwoofer models) the enclosure is strong enough to handle subwoofer setups up to 2000W RMS (dual enclosures - 4000W RMS). Finished off with our carbon gray stain and a polyurethane finish these enclosures have a unique look to set it apart from all the generic prefabs. Complete with a recessed Satin Nickel Brass binding posts and prewired with OFC 10g wire, you are ready to go the moment it arrives. These are also built with love, by hand right here in the UNITED STATES OF AMERICA.","brand":"Basshead Supply","offers":[{"title":"Default Title","offer_id":50979770073228,"sku":"BHSP-SUN-UV2-S18-SUPB-RD","price":968.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/5076\/8524\/files\/0f6d469b-AABE-SA-SAv2-S18-RD-01.png?v=1782617383"},{"product_id":"sundown-audio-single-18-uv1-ported-enclosure","title":"Sundown Audio Single 18\" UV1 Ported Enclosure","description":"\u003cp\u003eCustom built enclosure specifically for the Sundown Audio UV1 18\" subwoofer.\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\r\n\u003cul\u003e\r\n\u003cli\u003e5.75 cubic feet net enclosure\u003c\/li\u003e\r\n\u003cli\u003e30.0 hz tuning\u003c\/li\u003e\r\n\u003cli\u003e83.28 sq inches of port\u003c\/li\u003e\r\n\u003cli\u003e16.25\" x 5.125\" port dimensions\u003c\/li\u003e\r\n\u003cli\u003e16.69\" subwoofer cut out\u003c\/li\u003e\r\n\u003cli\u003e3\/4\" (18mm) birch plywood construction\u003c\/li\u003e\r\n\u003cli\u003eSolid 1\" (24mm) baffle for ultimate strength\u003c\/li\u003e\r\n\u003cli\u003e13 ply birch veneer construction (1\" Baffle 17 ply)\u003c\/li\u003e\r\n\u003cli\u003eGray stained finish\u003c\/li\u003e\r\n\u003cli\u003ePre-wired metal binding post with 10ga OFC wire\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003cstrong\u003eDimensions\/Weight:\u003c\/strong\u003e\r\n\u003cul\u003e\r\n\u003cli\u003e17.75\" tall\u003c\/li\u003e\r\n\u003cli\u003e39.75\" wide\u003c\/li\u003e\r\n\u003cli\u003e22.75\" deep\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\nLead time is 2-3 weeks, no refunds once enclosures have been cut out! This is a custom made box specifically for a Sundown Audio UV1 18\" subwoofer.\r\n\r\nAt Basshead Supply the goal with the \"performance series\" enclosures is to offer subwoofer specific enclosures that are well built, well performing and good looking enclosures at an affordable price. Using premium 3\/4\" Russian Baltic Birch we are able to achieve a very strong and light enclosure. Using our refined assembly process produces an enclosure with NO visible screw holes anywhere on the enclosure. The entire enclosure is glued together with Titebond III and coupled with our 1\" baffle and an additional 18mm baffle brace (on the dual subwoofer models) the enclosure is strong enough to handle subwoofer setups up to 2000W RMS (dual enclosures - 4000W RMS). Finished off with our carbon gray stain and a polyurethane finish these enclosures have a unique look to set it apart from all the generic prefabs. Complete with a recessed Satin Nickel Brass binding posts and prewired with OFC 10g wire, you are ready to go the moment it arrives. These are also built with love, by hand right here in the UNITED STATES OF AMERICA.","brand":"Basshead Supply","offers":[{"title":"Default Title","offer_id":50979770630284,"sku":"BHSP-SUN-UV1-S18-SUPB-RD","price":968.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/5076\/8524\/files\/092ba7de-AABE-SA-SAv2-S18-RD-01.png?v=1782617417"}],"url":"https:\/\/audiosellerz.com\/collections\/18-inch-subwoofer-boxes.oembed","provider":"Audio Sellerz","version":"1.0","type":"link"}