Borla XR1 Multicore Muffler 40722

Designed for vehicles racing at venues requiring a muffler, but can be used on other applications. Reversible design for installation flexibility. Patented Multicore design for maximum power. Recommend for high horsepower applications. T-304 Stainless steel will never rust. 100% welded construction for strength. Steel wool packing for sound control. Best of all, it's made in the USA. Just what you?d expect from the world?s most experienced (and most winning) exhaust brand.