Borla XR-1 Sportsman Racing Muffler 4in In/4in Out Muffler turn14-product-not-found-review Our first prototypes of this

Our first prototypes of this system were indeed 3

RetraxPRO XR-14-18 (19 Lg/Lm) Silv/Sierra 1500/15-19 HD 6'6" w/o StkPkt-Std Rail

Patented design provides most adjustment on the market

Comes complete with 2x hard pipes and 4x Pro Hoses silicone connectors

Borla XR-1 Sportsman Racing Muffler 4in In/4in Out Muffler turn14-product-not-found-review Our first prototypes of thisManufacturer Part # : 40948 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