Photo 1 of Bbox Dual Sealed 12 Inch Subwoofer Enclosure - Accu-Tuned Sealed Subwoofer Boxes & Enclosures - Subwoofer Box Improves Audio Quality, Sound & Bass - Fits 1999-2007 Chevrolet/GMC Silverado/Sierra Cab 12" Dual (1999 - 2007)

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Photo 1 of Bbox Dual Sealed 12 Inch Subwoofer Enclosure - Accu-Tuned Sealed Subwoofer Boxes & Enclosures - Subwoofer Box Improves Audio Quality, Sound & Bass - Fits 1999-2007 Chevrolet/GMC Silverado/Sierra Cab 12" Dual (1999 - 2007)Photo 2 of Bbox Dual Sealed 12 Inch Subwoofer Enclosure - Accu-Tuned Sealed Subwoofer Boxes & Enclosures - Subwoofer Box Improves Audio Quality, Sound & Bass - Fits 1999-2007 Chevrolet/GMC Silverado/Sierra Cab 12" Dual (1999 - 2007)Photo 3 of Bbox Dual Sealed 12 Inch Subwoofer Enclosure - Accu-Tuned Sealed Subwoofer Boxes & Enclosures - Subwoofer Box Improves Audio Quality, Sound & Bass - Fits 1999-2007 Chevrolet/GMC Silverado/Sierra Cab 12" Dual (1999 - 2007)Photo 4 of Bbox Dual Sealed 12 Inch Subwoofer Enclosure - Accu-Tuned Sealed Subwoofer Boxes & Enclosures - Subwoofer Box Improves Audio Quality, Sound & Bass - Fits 1999-2007 Chevrolet/GMC Silverado/Sierra Cab 12" Dual (1999 - 2007)