Borla XR-1 Muffler Stainless Steel Offset Oval Racing Muffler

Borla XR-1 Muffler — Stainless Steel Offset Oval Racing Muffler Brand: Borla Engineered for racers and performance enthusiasts, the Borla XR-1 Offset Oval Racing Muffler pairs race-proven flow dynamics with durable austenitic stainless steel construction. It delivers maximum flow, minimal weight, and consistent, track-ready performance while fitting tight clearances. Key Features Premium construction: Austenitic stainless steel resists corrosion and endures extreme temperatures for long service life. Patented XR-1 Raceline technology: Flow-through design optimized to increase horsepower and torque by reducing backpressure. Offset oval configuration: Inlet and outlet offset to the same side for clearance around transmissions and chassis components. Lightweight & compact: Ideal for drag, road racing and custom builds where packaging and mass matter. Available Styles Offset Oval: Same XR-1 flow-through performance with offset inlet/outlet for limited-clearance installs. Oval: Extremely compact, high-flow option that reduces cabin drone without sacrificing power. Round: 5" × 15" compact design for door cars and roadsters needing small, efficient mufflers. Why choose the Borla XR-1? Proven on track and in record-setting builds, the XR-1 offers aggressive flow, reliable durability, and a controllable sound profile — a top choice for competitive and performance-focused vehicles.