SBS 4" Single stack system

SBS Diesel systems are built with the highest quality parts. These systems offer a simple design to make installation easy. All stacks mount underneath the bed so no connections are visible. A  48" stack will make it to the top of the cab with this kit.  This kit takes your 4" exhaust and will except any SBS ,  Grandrock, and Silverline stacks. If you currently have a 3.5" or 3" exhaust visit our parts page for a reducer.