Borla XR-1 Oval Muffler Stainless Steel High Flow Racing Muffler

Borla XR-1 Oval Muffler — Stainless Steel High-Flow Racing Muffler Brand: Borla The Borla XR-1 Oval Muffler is a race-proven, high-flow muffler engineered from austenitic stainless steel for maximum durability and corrosion resistance. Featuring Borla’s patented XR-1 Raceline flow-through design, it improves exhaust scavenging to deliver measurable gains in horsepower and torque while minimizing backpressure and weight. Why Choose the XR-1 Oval Muffler Racing performance: Designed for track and competitive applications where high flow and reliability matter. Durable construction: Austenitic stainless steel resists rust, heat cycling and harsh driving conditions. Optimized flow: XR-1 Raceline technology promotes efficient exhaust evacuation for quicker power delivery. Noise control: Reduces intrusive cockpit drone without sacrificing performance—ideal for racecars and spirited street use. Lightweight and compact: Oval profile provides high flow in a smaller package for tight installation spaces. Available Configurations & Fitment Offset: Inlet and outlet offset for clearance around transmissions and frame rails. Oval: Highest-flow, lightest option—popular choice for drag, road course, and circle track racers. Round: Compact round option (5" x 15" examples) for door cars and roadsters requiring a smaller footprint. Trusted by race teams and record-holders, the Borla XR-1 Oval Muffler delivers proven gains in performance, longevity, and fitment flexibility. Enhance exhaust flow, reduce weight, and gain reliable track-ready sound with Borla engineering.