Borla XR-1 Muffler Stainless Steel Offset Inlet Racing Muffler

Borla XR-1 Muffler Stainless Steel Offset Inlet Racing Muffler Brand: Borla The Borla XR-1 Muffler with an offset inlet is a race-focused stainless steel muffler engineered to maximize horsepower, minimize backpressure, and endure aggressive track conditions. Its compact, lightweight design and patented flow-through XR-1 internals deliver proven race-team performance in tight-fit applications where clearance matters. Performance Benefits Maximized Flow: XR-1 raceline technology reduces restriction for quicker throttle response and measurable horsepower gains. Reduced Backpressure: Optimized internal geometry promotes efficient scavenging and top-end power. Lightweight Construction: High flow-to-size ratio reduces vehicle weight without compromising durability. Durable Materials & Design Premium Austenitic Stainless Steel: Corrosion-resistant for long service life under track and street use. Offset Inlet Layout: Inlet and outlet on the same side to avoid transmission and frame-rail interference in tight packaging scenarios. Race-Proven: Used by winning teams—engineered for repeated high-RPM demands. Available XR-1 Styles Offset: Best for constrained spaces—retains XR-1 performance with clearance-friendly routing. Oval: Highest flow with reduced cabin drone for driver comfort without power loss. Round (5"×15"): Compact round profile for door cars and roadsters. Why Choose This Muffler Choose the Borla XR-1 Offset Inlet Muffler for race-ready exhaust flow, OEM-level fitment in tight installations, and long-lasting stainless steel construction. Ideal for racers and performance enthusiasts seeking reliable gains and packaging flexibility.