Audio Enhancers DQ50C10 Dodge Ram Subwoofer Box, Carpeted Finish Designed for 2002-2008 Dodge 1500 and 2500/ 3500 Crew Cab/ Quad Cab Pairs Note: Does not fit Mega Cab models Upward Firing; Air Space 0.50cu.ft.; Mounting Depth 6"; Carpeted 2-10" Custom Fit (due to complex designed, measurements are not available) See Installation Comments Under Product Description 100% American Made & 100% Green