GMC

 

Chevrolet / GMC Extended Cab Single 10" Vented ...

Chevrolet / GMC Extended Cab Single 10" Vented Subwoofer Box (2007+) Custom downfire fit ...

Chevrolet / GMC Extended Cab Single 10" Vented Subwoofer Box (2007+) Custom downfire fit under rear driverside Specifications: Width 27.25 Height 6.875 Depth 11.875 Vent Width 2.5 Vent Height 2.5 Vent Depth 12 Mounting Depth 6.25 Gross Cubic Feet Per Side 1.1 Net Cubic Feet Per Side 1 HZ 39 Excursion 3.375

$107.95

Chevrolet / GMC Extended Cab Single 10" Vented ...

Chevrolet / GMC Extended Cab Single 10" Vented Subwoofer Box (2007+) Custom downfire fit ...

Chevrolet / GMC Extended Cab Single 10" Vented Subwoofer Box (2007+) Custom downfire fit under rear driverside Specifications: Width 24 Height 9.125 Depth 24 Vent Width 1.25 Vent Height 5 Vent Depth 9 Mounting Depth 7.25 Gross Cubic Feet Per Side 1 Net Cubic Feet Per Side 0.93 HZ 41 Excursion 1.625

$107.95

Chevrolet / GMC Extended Cab Single 10" Subwoof...

Chevrolet / GMC Extended Cab Single 10" Subwoofer Box (1999-2007)This box fits Chevrolet Silverad...

Chevrolet / GMC Extended Cab Single 10" Subwoofer Box (1999-2007)This box fits Chevrolet Silverado Trucks and GM Sierra Trucks. Custom downfire fit under rear driver side seat. No modification required. Doesn't affect rear seat latching. Specifications: Width 24 Height 9.125 Depth 14.75 Mounting Depth 7.25 Gross Cubic Feet Per Side 0.93 Net Cubic Feet Per Side 0.93 Excursion 1.625

$99.95

Chevrolet / GMC Extended Cab Single 10" SprayLi...

Chevrolet / GMC Extended Cab Single 10" SprayLined Vented Subwoofer Box (2007+) Custom do...

Chevrolet / GMC Extended Cab Single 10" SprayLined Vented Subwoofer Box (2007+) Custom downfire fit under rear driverside Specifications: Width 27.25 Height 6.875 Depth 11.875 Vent Width 2.5 Vent Height 2.5 Vent Depth 12 Mounting Depth 6.25 Gross Cubic Feet Per Side 1.1 Net Cubic Feet Per Side 1 HZ 39 Excursion 3.375

$161.95

Chevrolet / GMC Extended Cab Single 10" SprayLi...

Chevrolet / GMC Extended Cab Single 10" SprayLined Subwoofer Box (1999-2007)This box fits Chevrol...

Chevrolet / GMC Extended Cab Single 10" SprayLined Subwoofer Box (1999-2007)This box fits Chevrolet Silverado Trucks and GM Sierra Trucks. Custom downfire fit under rear driver side seat. No modification required. Doesn't affect rear seat latching. Specifications: Width 24 Height 9.125 Depth 14.75 Mounting Depth 7.25 Gross Cubic Feet Per Side 0.93 Net Cubic Feet Per Side 0.93 Excursion 1.625

$149.95

Chevrolet / GMC Extended Cab Dual 12" Subwoofer...

Chevrolet / GMC Extended Cab Dual 12" Subwoofer Box (1999-2007)This box fits Chevrolet Silverado ...

Chevrolet / GMC Extended Cab Dual 12" Subwoofer Box (1999-2007)This box fits Chevrolet Silverado Trucks and GM Sierra Trucks. Custom downfire fit under rear driver side seat. No modification required. Doesn't affect rear seat latching. Specifications: Width 51.25 Height 9.25 Depth 14.75 Mounting Depth 7.25 Gross Cubic Feet Per Side 0.93 Net Cubic Feet Per Side 0.93 Excursion 1.625

$165.95

Chevrolet / GMC Extended Cab Dual 12" Subwoofer...

Chevrolet / GMC Extended Cab Dual 12" Subwoofer Box (1988-1998)This box fits Chevrolet Silverado ...

Chevrolet / GMC Extended Cab Dual 12" Subwoofer Box (1988-1998)This box fits Chevrolet Silverado Trucks and GM Sierra Trucks. Custom downfire fit under rear seat. Specifications: Width 53.75 Height 9 Depth 15.5 Mounting Depth 6.75 Gross Cubic Feet Per Side 6.75 Net Cubic Feet Per Side 0.9 Excursion 1

$165.95

Chevrolet / GMC Extended Cab Dual 12" SprayLine...

Chevrolet / GMC Extended Cab Dual 12" SprayLined Subwoofer Box (1999-2007)This box fits Chevrolet...

Chevrolet / GMC Extended Cab Dual 12" SprayLined Subwoofer Box (1999-2007)This box fits Chevrolet Silverado Trucks and GM Sierra Trucks. Custom downfire fit under rear driver side seat. No modification required. Doesn't affect rear seat latching. Specifications: Width 51.25 Height 9.25 Depth 14.75 Mounting Depth 7.25 Gross Cubic Feet Per Side 0.93 Net Cubic Feet Per Side 0.93 Excursion 1.625

$235.95

Chevrolet / GMC Extended Cab Dual 12" SprayLine...

Chevrolet / GMC Extended Cab Dual 12" SprayLined Subwoofer Box (1988-1998)This box fits Chevrolet...

Chevrolet / GMC Extended Cab Dual 12" SprayLined Subwoofer Box (1988-1998)This box fits Chevrolet Silverado Trucks and GM Sierra Trucks. Custom downfire fit under rear seat. Specifications: Width 53.75 Height 9 Depth 15.5 Mounting Depth 6.25 Gross Cubic Feet Per Side 0.9 Net Cubic Feet Per Side 0.9 Excursion 1

$243.95

Chevrolet / GMC Extended Cab Dual 10" Subwoofer...

Chevrolet / GMC Extended Cab Dual 10" Subwoofer Box (2014+)This box fits Chevrolet Silverado Truc...

Chevrolet / GMC Extended Cab Dual 10" Subwoofer Box (2014+)This box fits Chevrolet Silverado Trucks and GM Sierra Trucks. Custom downfire under rear seat New body style Silverado or GM Sierra Extended Cab. Custom downfire fit under rear seat, enclosure will only fit heavy duty crew cabs (1500, 2500, 3500). Specifications: Width 52.75 Height 6.875 Depth 11.875 Mounting Depth 6.25 Gross Cubic Feet Per Side 0.8 Net Cubic Feet Per Side 0.8 Excursion 3

$175.95

Chevrolet / GMC Extended Cab Dual 10" Subwoofer...

Chevrolet / GMC Extended Cab Dual 10" Subwoofer Box (2007-2014)This box fits Chevrolet Silverado ...

Chevrolet / GMC Extended Cab Dual 10" Subwoofer Box (2007-2014)This box fits Chevrolet Silverado Trucks and GM Sierra Trucks. Custom downfire fit under rear seat. Fits bench style, 60/40 style seats Specifications: Width 52.75 Height 6.875 Depth 11.875 Mounting Depth 6.25 Gross Cubic Feet Per Side 0.8 Net Cubic Feet Per Side 0.8 Excursion 3.625

$171.95

Chevrolet / GMC Extended Cab Dual 10" Subwoofer...

Chevrolet / GMC Extended Cab Dual 10" Subwoofer Box (2007-2014)This box fits Chevrolet Silverado ...

Chevrolet / GMC Extended Cab Dual 10" Subwoofer Box (2007-2014)This box fits Chevrolet Silverado Trucks and GM Sierra Trucks. Custom downfire fit under rear driver side seat. No modification required. Doesn't affect rear seat latching. Specifications: Width 51.25 Height 9.25 Depth 14.75 Mounting Depth 7.25 Gross Cubic Feet Per Side 0.93 Net Cubic Feet Per Side 0.93 Excursion 1.625

$165.95