2014 & up Chevy Standard Crew Cab Ported Subwoofer Sub Box 2x12 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 2014 - 2018 Chevy Silverado Crew Cab.
1-10'' Speakers
Down Firing Systems.
Air Volume .83 Cubic Feet .
Mounting Depth 5.5''
Material 5/8'' M.D.F

Dimensions 54" Length x 9" Width x 18" Height