JL Audio SB-GM-SLVEXT2/10W1v3/BK Stealthbox solutions for the Extended Cab Silverado makes sure you don’t give up any of those other things in your pursuit of world-class subwoofer performance.
This rock-solid, 100% fiberglass Stealthbox® features twin 10-inch drivers in a sealed enclosure designed to install easily below the rear driver-side seat, preserving your cab space and functionality. Its design also keeps it out of sight of prying eyes and blends seamlessly with your truck’s interior design.