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Sierra - 2009 - Down-Firing - Subwoofer Boxes
Different enclosure types such as bass reflex, acoustic suspension, infinite baffle, horn loaded, tapped horn, transmission line and bandpass are available for subwoofers or subs. Many subwoofer boxes are constructed with medium-density fiberboard, oriented strand board (OSB), plywood, plastic or other dense materials.
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QPower BQGMC122007HT Sealed Down-Firing Subwoofer Enclosure for 2007 - 2013 GMC, Chevrolet Sierra, Silverado Extended Cab with High Transmission Truck - ( Dark Grey Carpet )$109.99Out of stock- Designed to fit 2007 - 2013 GMC, Chevrolet Sierra, Silverado Extended Cab with High Transmission truck
- Sealed 0.62 cubic foot (Per Driver) enclosure for (2) - 12 inch subwoofers
- Subwoofer enclosure is finished in Dark Grey Carpet
- Enclosure requires the use of shallow mount 12 inch drivers for easy fitment
- Constructed out of High-Grade 5/8" MDF (Medium Density Fiberboard)
- Glued and internally braced for minimal resonance
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QPower BQGMC102007HT Sealed Down-Firing Subwoofer Enclosure for 2007 - 2013 GMC, Chevrolet Sierra, Silverado Extended Cab with High Transmission Truck - ( Dark Grey Carpet )$115.99Out of stock- Designed to fit 2007 - 2013 GMC, Chevrolet Sierra, Silverado Extended Cab with High Transmission truck
- Sealed 0.62 cubic foot (Per Driver) enclosure for (2) - 10 inch subwoofers
- Subwoofer enclosure is finished in Dark Grey Carpet
- Enclosure requires the use of shallow mount 10 inch drivers for easy fitment
- Constructed out of High-Grade 5/8" MDF (Medium Density Fiberboard)
- Glued and internally braced for minimal resonance
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QPower BQGMC1020074DR Sealed Down-Firing Subwoofer Enclosure for 2007 - 2013 GMC, Chevrolet Sierra, Silverado Crew Cab 1500 / 2500 / 3500 Truck - ( Dark Grey Carpet )$119.99- Designed to fit 2007 - 2013 GMC, Chevrolet Sierra, Silverado Crew Cab 1500 / 2500 / 3500 truck
- Sealed 0.9 cubic foot (Per Driver) enclosure for (2) - 10 inch subwoofers
- Subwoofer enclosure is finished in Dark Grey Carpet
- Enclosure requires the use of shallow mount 10 inch drivers for easy fitment
- Constructed out of High-Grade 5/8" MDF (Medium Density Fiberboard)
- Glued and internally braced for minimal resonance
-
QPower BQGMC1220074DR Sealed Down-Firing Subwoofer Enclosure for 2007 - 2013 GMC, Chevrolet Sierra, Silverado Crew Cab 1500 / 2500 / 3500 Truck - ( Dark Grey Carpet )$119.99- Designed to fit 2007 - 2013 GMC, Chevrolet Sierra, Silverado Crew Cab 1500 / 2500 / 3500 truck
- Sealed 0.9 cubic foot (Per Driver) enclosure for (2) - 12 inch subwoofers
- Subwoofer enclosure is finished in Dark Grey Carpet
- Enclosure requires the use of shallow mount 12 inch drivers for easy fitment
- Constructed out of High-Grade 5/8" MDF (Medium Density Fiberboard)
- Glued and internally braced for minimal resonance
-
QPower BQGMC102007SCAB 10" Sealed Down-Firing Subwoofer Enclosure for 2007 - 2013 GMC, Chevrolet Sierra, Silverado Single Cab 1500 / 2500 / 3500 Truck - ( Dark Grey Carpet )$119.99Out of stock- Designed to fit 2007 - 2013 GMC, Chevrolet Sierra, Silverado Single Cab 1500 / 2500 / 3500 truck
- Sealed 0.9 cubic foot (Per Driver) enclosure for (2) - 10 inch subwoofers
- Subwoofer enclosure is finished in Dark Grey Carpet
- Enclosure requires the use of shallow mount 10 inch drivers for easy fitment
- Constructed out of High-Grade 5/8" MDF (Medium Density Fiberboard)
- Glued and internally braced for minimal resonance
-
QPower BQGMC122007SCAB 12" Sealed Down-Firing Subwoofer Enclosure for 2007 - 2013 GMC, Chevrolet Sierra, Silverado Single Cab 1500 / 2500 / 3500 Truck - ( Dark Grey Carpet )$119.99Out of stock- Designed to fit 2007 - 2013 GMC, Chevrolet Sierra, Silverado Single Cab 1500 / 2500 / 3500 truck
- Sealed 0.9 cubic foot (Per Driver) enclosure for (2) - 12 inch subwoofers
- Subwoofer enclosure is finished in Dark Grey Carpet
- Enclosure requires the use of shallow mount 12 inch drivers for easy fitment
- Constructed out of High-Grade 5/8" MDF (Medium Density Fiberboard)
- Glued and internally braced for minimal resonance
-
QPower QBGMC1020074DR Sealed Down-Firing Subwoofer Enclosure for 2007 - 2013 GMC, Chevrolet Sierra, Silverado Crew Cab 1500 / 2500 / 3500 Truck - ( Black Bed-Liner )$185.99Out of stock- Designed to fit 2007 - 2013 GMC, Chevrolet Sierra, Silverado Crew Cab 1500 / 2500 / 3500 truck
- Sealed 0.9 cubic foot (Per Driver) enclosure for (2) - 10 inch subwoofers
- Subwoofer enclosure is finished in Black Bed-Liner
- Enclosure requires the use of shallow mount 10 inch drivers for easy fitment
- Constructed out of High-Grade 5/8" MDF (Medium Density Fiberboard)
- Glued and internally braced for minimal resonance
-
QPower QBGMC102007HT Sealed Down-Firing Subwoofer Enclosure for 2007 - 2017 GMC, Chevrolet Sierra, Silverado Extended Cab with High Transmission Truck - ( Black Bed-Liner )$185.99Out of stock- Designed to fit 2007 - 2017 GMC, Chevrolet Sierra, Silverado Extended Cab with High Transmission truck
- Sealed 0.62 cubic foot (Per Driver) enclosure for (2) - 10 inch subwoofers
- Subwoofer enclosure is finished in Black Bed-Liner
- Enclosure requires the use of shallow mount 10 inch drivers for easy fitment
- Constructed out of High-Grade 5/8" MDF (Medium Density Fiberboard)
- Glued and internally braced for minimal resonance
-
QPower QBGMC1220074DR Sealed Down-Firing Subwoofer Enclosure for 2007 - 2013 GMC, Chevrolet Sierra, Silverado Crew Cab 1500 / 2500 / 3500 Truck - ( Black Bed-Liner )$185.99Out of stock- Designed to fit 2007 - 2013 GMC, Chevrolet Sierra, Silverado Crew Cab 1500 / 2500 / 3500 truck
- Sealed 0.9 cubic foot (Per Driver) enclosure for (2) - 12 inch subwoofers
- Subwoofer enclosure is finished in Black Bed-Liner
- Enclosure requires the use of shallow mount 12 inch drivers for easy fitment
- Constructed out of High-Grade 5/8" MDF (Medium Density Fiberboard)
- Glued and internally braced for minimal resonance
-
QPower QBGMC122007HT Sealed Down-Firing Subwoofer Enclosure for 2007 - 2013 GMC, Chevrolet Sierra, Silverado Extended Cab with High Transmission Truck - ( Black Bed-Liner )$188.99Out of stock- Designed to fit 2007 - 2013 GMC, Chevrolet Sierra, Silverado Extended Cab with High Transmission truck
- Sealed 0.62 cubic foot (Per Driver) enclosure for (2) - 12 inch subwoofers
- Subwoofer enclosure is finished in Black Bed-Liner
- Enclosure requires the use of shallow mount 12 inch drivers for easy fitment
- Constructed out of High-Grade 5/8" MDF (Medium Density Fiberboard)
- Glued and internally braced for minimal resonance
-
ATREND-BBOX A182-10CP 10" Dual Down-Fire B-Box Subwoofer Enclosure for 2007 - 2013 Chevrolet Silverado and GMC Sierra Crew Cab$250.99Out of stock- Designed to fit 2007 - 2013 Chevrolet Silverado and GMC Sierra Crew Cab truck
- Internal volume: 0.83 cubic feet (Per driver)
- Subwoofer enclosure is finished in Dark Grey Carpet
- Enclosure requires the use of shallow mount 10 inch drivers for easy fitment
- Constructed out of High-Grade 5/8" MDF (Medium Density Fiberboard)
- Glued and internally braced for minimal resonance
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