Sportsman XR-1 Shorty 4in In/Out x 12in Muffle

The Sportsman XR-1 Shorty 4in In/Out x 12in Muffler from BORLA is designed for automotive enthusiasts seeking a blend of aggressive sound and street-legal performance. This shorty muffler is particularly suited for custom builds where space is limited, allowing for a compact installation without sacrificing exhaust efficiency.

Featuring a 4-inch inlet and outlet, the XR-1 Shorty maintains consistent diameter throughout the exhaust path, minimizing restriction and turbulence. Its multi-chambered internal design effectively absorbs drone frequencies while enhancing mid-range and high-RPM flow dynamics. Weighing in at 8.03 lbs, this muffler is lightweight, making it an excellent choice for performance-focused builds.

Ideal for street mechanics and builders focused on drag racing, the XR-1 Shorty is commonly specified for turbocharged platforms or engine swaps where exhaust routing requires flexibility. Its compact 12-inch length allows for installation in vehicles with aftermarket or heavily modified frames, ensuring compatibility with a variety of setups.