Features:

• 2007-2013 GMC/Chevy Xcab High Transmission Dual 10" Sealed Subwoofer Sub Box 
• 2hole 10" for GMC/Chevy 2007- 2013 Xcab HIGH Transmission
• Underseat Downfire, This vehicle has a large hump under the seat
• Finished with Durable Bed Liner
• 2007-2013 GMC/Chevy Xcab, Does NOT fit Crew Cab
• Mounting Depth: 4.5” (inches)
• Mounting diameter (hole size): 9” (inches)
• Wood thickness: 5/8” (inch)
• Air space: 0.62 Cubic feet
• Material: Highest-grade MDF wood on the market