2008 -2014 Chevy Crew Cab Ported 1x10" 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 2008-2013 Chevy Silverado Crew Cab.
1-10''Speakers Ported Systems .
Fits behind the driver back seats.
Down Firing Systems.
Air Volume 1.08 Cubic Feet
Port Volume .06 cu.ft.
Mounting Depth 6''
Material 5/8'' M.D.F