Horn Ported Square Hole Single 15”” Sub woofer Box Poly

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
The cleanest loudest and lowest base ever made .
No port noise
1-15″” Square Hole Sub Woofers.
Dimensions 21.89″” Wide x 21.89″” Deep x 17.04″” High
Material 3/4”” M.D.F