New at Summit Racing Equipment: BBK VariTune Mufflers and Exhaust Systems

Tallamdge, OH (PRWEB) June 01, 2015 BBK’s patent-pending VariTune chambered muffler technology is based on an internal Adjustable Power Valve inside the muffler, controlled by a screw adjuster. Enthusiasts can experiment with the screw adjuster to get the exact sound and exhaust flow level they want. When the Adjustable Power Valve is closed, exhaust […]