Borla 40722 XR-1 Raceline - Multi-Core Muffler Sports PartNumber: 33-187228

PartNumber: 33-187228

Weather-Resistant Housing

UPC: 724920004138

GTIN: 00840563109181

K2500 or K3500 and GMC C2500

Borla 40722 XR-1 Raceline - Multi-Core Muffler Sports PartNumber: 33-187228Designed 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. High temperature T 304 stainless steel wool packing for sound control. Best of all, it's made in the USA. Just what you'd expect from the