Borla XR-1 Racing Sportsman 3.5in. Outlet / 3.5in Inlet Oval Muffler - 5in Diameter x 15in Length Cooling>Transmission Coolers It’s most commonly used to

It’s most commonly used to replace existing worn-out trim seal

Extended service life in methanol and ethanol

All Borla street products carry an unsurpassed written million-mile warranty

Keeps fresh air in and the rain outThe Ventvisor

racing gearboxes

Borla XR-1 Racing Sportsman 3.5in. Outlet / 3.5in Inlet Oval Muffler - 5in Diameter x 15in Length Cooling>Transmission Coolers It’s most commonly used toHigh 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 applications because it is the lightest, most compact, and