Chevy Avalanche Cadillac Escalade EXT Midgate Replace 8" 10" 12" 15" Subwoofer Speaker Box Enclosure

Box will fit all Chevrolet Avalanches  Dual Chambered  Box will fold down completely  Airspace: 3.5 cuft Hole Cutouts: 8"   -  7.25"      - tuned to 40 Hertz  -  Recessed Diamter: 9" 10" -   9.25"     -  tuned to 38 hertz  -  Recessed Diameter: 11"  12" -  11.125"  - tuned to 36 hertz   -  Recessed dameter:  13" 15" -  14.125"  -  tuned to 32 hertz  -  Receseed Diameter: 16" Box sprayed with rugged truckbed liner or bare wood available Hole sizes, tuning, airspace, and recessed diameter be customized upon request Can be made sealed upon request Speaker Terminals (connectors) included