Borla XR-1 Racing Mufflers Fittings & Hoses Compatible with stock and upgraded

Compatible with stock and upgraded turbo setups

engineered for consistent valve train geometry at high RPM

Part 96610 is configured for its specific application with attention to fitment requirements

Powdercoat finish provides years of corrosion protection

The tube-and-fin design features 11 rows of 1" coolant tubes for maximum surface area

Borla XR-1 Racing Mufflers Fittings & Hoses Compatible with stock and upgradedBorla XR 1 Racing Mufflers (Mufflers) are purpose built for high horsepower applications where minimizing backpressure is critical. Originally developed for NASCAR and endurance racing the XR 1 uses a straight through design with Borla's patented Multi Core technology to achieve near zero flow restriction while producing a controlled aggressive exhaust note. These mufflers are the choice for builds producing 1100+ hp where every pound of backpressure