2001-2006 Chevy Silverado 1500 Crew Cab Truck Non-Hd Dual 10" Sub Subwoofer BoxSKU:GM2X10-CREW-NOHD-BSFeatures:2001-2006 Chevy Silverado 1500 Crew Cab Non-HD Truck Dual 10" Sub Enclosure Subwoofer BoxAir Space: 0.60 Cubic Feet per Sub Mounting Depth: 4-1/2"Ported EnclosureDimensions: Width 48-1/4" x Height 14" x Top Depth 3-1/2" x Bottom Depth 6-1/2"Constructed with High Quality MDFHigh Quality Spring Loaded Terminal Cups High Quality BED LINER PAINTEnclosure installs behind the rear between air ductsFactory jack will need to be relocatedOnly fits 1500 Non-HD Crew Cab TrucksThis box fits:2001-2006 Chevy Silverado 1500 Crew Cab Non-HD ---WOOFERS NOT INCLUDED WE SHOW THEM IN PICTURES SO YOU CAN SEE HOW THEY LOOK INSTALL----