Borla XR-1 Racing Sportsman 3.5in. Outlet / 3.5in Inlet Oval Muffler - 5in Diameter x 15in Length Cooling>Transmission Coolers Extended service life in methanol

Extended service life in methanol and ethanol

fuel level

racing gearboxes

Keeps fresh air in and the rain outThe Ventvisor

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

Borla XR-1 Racing Sportsman 3.5in. Outlet / 3.5in Inlet Oval Muffler - 5in Diameter x 15in Length Cooling>Transmission Coolers Extended service life in methanolHigh 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