Borla XR-1 Racing Hooters Series Slim Line Muffler - 40536 Piston Sets - Forged - 4cyl Choose Your Configuration

Choose Your Configuration

it may be controversial—and from the factory

mandrel bent 304 hand brushed stainless steel and utilizes a unique crossover pipe that helps to equalize exhaust pressure and tunes the exhaust pulse

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Works Only for Trucks with Stock Dual System

Borla XR-1 Racing Hooters Series Slim Line Muffler - 40536 Piston Sets - Forged - 4cyl Choose Your ConfigurationXR 1(r) Multi Core Slim Line Racing Muffler. The Center Inlet Center Outlet necks are 3. 5" tubing formed into a 4. 13" x 2. 61" Oval. The body is a 3" High x 7. 88" Wide Oval, 12" Long with a 17" Overall Length. Designed for high horsepower applications in low profile vehicles with limited space including vehicles with rotary engines. It features BORLA(r)'S patented Multi Core 2 tube design for maximum flow, horsepower, and torque. The Multi Core