Borla XR-1 Racing Sportsman 4in Inlet/Outlet Center/Center Oval Muffler-4.5in Diameter x 12in Length turn14-in-stock Heavy duty regulator valve to

Heavy duty regulator valve to prevent crossleaks

Manufacturer Part # : 15280108

Valve Assy/Compressor Assy/Air Tubing/Adapter/Clamps/Tie Wraps/Toggle Switch Kit/Regulator And Control Assy

and keeping performance-robbing hot air from inside the engine bay out

Axle-Back Exhaust System - S-Type

Borla XR-1 Racing Sportsman 4in Inlet/Outlet Center/Center Oval Muffler-4.5in Diameter x 12in Length turn14-in-stock Heavy duty regulator valve toManufacturer Part # : 40947 Market Description High quality austenitic stainless steel. Patented, race winning XR 1 Raceline technology. 3 options: Offset Made with the same patented, flow through design as the XR 1 Sportsman oval. The inlet outlet are offset to the same side of the muffler, to accommodate transmission and frame rail interference on some applications Oval BORLAs #1 selling racing muffler. Satisfies the needs of most racing