2007.5 Chevy Sierra Crew 4 Rockville W64K9 6.5s subwoofer box plans by

Subwoofer Box Plans for 4 Rockville W64K9 6.5s
Save Money! Build Your Own Subwoofer Box. These subwofer box plans are perfect if your looking to DIY! Plans make it a breeze! Dont waste Materials! Get BANGIN BASS!
Included- Downloadable Zip File
Multiple 3-D Rendering Images Specs sheet W/ Subwoofer and Enclosure Specs Professional Optimized Cut Sheet W/Parts ListDesigned for 4 Rockville W64K9 6.5sOutside Dimensions-9”FH x 6”RH x  24”W x 16”D
Enclosure is Based on Reccomended Manufature Specs
*May work for other 6.5"woofers, user caution advised*