Borla XR-1 Racing Sportsman 3.5in. Outlet / 3.5in Inlet Oval Muffler - 5in Diameter x 15in Length Chevrolet-Silverado-1500-1999 KW V4: The KW V4

KW V4: The KW V4 was developed exclusively for supercars

2014-2020 BMW 4 series (F33) 435i

Elevate your driving experience and turn heads on the road

The Mercedes-AMG C63 V8 Bi-Turbo refined with an iPE Innotech Performance Exhaust system produces an extremely loud and aggressive sound as well as a comfortably quiet cruise by the push of a button when wished for

Removal of the OPF and catalysts

Borla XR-1 Racing Sportsman 3.5in. Outlet / 3.5in Inlet Oval Muffler - 5in Diameter x 15in Length Chevrolet-Silverado-1500-1999 KW V4: The KW V4High 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