Borla XR-1 Multi-Core 3in Center/Center 16in x 4.25in x 7.88in Oval Racing Muffler Stage 4 Commonly used to install a

Commonly used to install a sensor or gauge inline with a -AN hose

Clears All Factory Headers

11/32" hose barb inlets

and upgraded valve springs

Borla XR-1 Multi-Core 3in Center/Center 16in x 4.25in x 7.88in Oval Racing Muffler Stage 4 Commonly used to install aBORLA XR 1 Raceline products are the choice of todays hottest drag and oval track racers. Featuring a patented uninerrupted flow design and multicore technology. BORLAs XR 1 mufflers actually outflow a straight piece of pipe in repeated testing. XR 1 race products are light weight and constructed of high quality austenitic stainless steel for track tough durability. They meet the strictest noice requirements and use sound absorbing stainless steel