1x15'' Double slot ported Poly sub box

Armor Coated With High Pressure Polyurethane Bed Liner Material
Increases The Base up to four times stiffens the wood and no air leaks
Fits Most Hatch Back and Trunks
1-15'' round sub woofer
Air Volume 3.5 Cubic Feet
Port Volume .14 Cubic Feet
Mounting Depth 21"
Dimensions 16.14" Wide x 21.73" Deep x 17.87" High