Chevy Silverado & GMC Sierra Extended Cab 1999-2006 Dual Subwoofer Box (UTS - Fits Under Seat)

Box Specifications

Fits Chevy Silverado / GMC Sierra 1999-2006 Extended Cab
Does Fit the 2007 Classic
Down Firing Design - Fits Under Rear Seat
Hole cutout for 8" Sub: 7 1/8"
Hole cutout for 10" Sub: 9 1/8"
Hole cutout for 12" Sub: 11 1/8"
Subwoofer Mounting Depth For 8" & 10" Subs: 6.25" (Optional 6.875")
Subwoofer Mounting Depth For 12" Subs: 6.00" (Optional 6.625")
Mounting Depth based on 6.00" diameter magnet
Subwoofer Airspace: Approx. 0.85 cu. ft. Per Sub/Side
Made with 0.625" MDF
1.25" Clearance Under Box
Speaker Wire Terminals: 1 Per Subwoofer
Box Type: Sealed Box
Box Finish - Carpet
Subwoofers & Amps Not Included
Hole Cutouts adjustable per request
Subwoofer Mounting depth based on the most common size subwoofers. Some Subwoofers with oversized framing/magnets may not fit without modification. If you're using a subwoofer that is close to the max specs please contact us for fitment confirmation.