Borla 1.23 x 8.5 x 5.5 x 4 XR-1 Multi-Core Racing Muffler Ford Bronco CORSA's Xtreme system is 17

CORSA's Xtreme system is 17 decibels louder than the stock system and noticeably more aggressive than the Sport system on both cold start and during acceleration while only inducing slightly more in-cabin volume

Borla Universal Center/Offset Oval 3in Tubing 14in x 4in x 9

Existing Boxster S systems revealed untenable tones at certain points in the power band

Corsa 1996-1996 Chevrolet Corvette C4 5

Borla 1.23 x 8.5 x 5.5 x 4 XR-1 Multi-Core Racing Muffler Ford Bronco CORSA's Xtreme system is 17Borla 1. 23 x 8. 5 x 5. 5 x 4 XR 1 Multi Core Racing Muffler BORLA 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