Rockville Dual 10″ Subwoofer Sub Box Enclosure for 2004-06 GMC/Chevy Crew Cab Behind Seat

Features: 2004-2006 GMC/Chevy Crew Cab Behind Seat Dual 10″ Subwoofer Sub Box Enclosure 2hole 10″ for GMC/Chevy 2004-2006 Non-HD Crew Cab Fits between Air Ducts Behind Seat Remove Factory Jack Fires Forward Premium Charcoal Colored Carpet 2004-2006 GMC/Chevy Crew Cab Air Space: 0.60 Cubic Feet per sub Mounting Depth: 5.5″ Mounting diameter hole size: 9″ inches Wood thickness: 5/8″ inch Material: Highest-grade MDF wood on the market