Borla XR-1 Multi-Core 3in Ctr-Ctr Oval 12in x 4.25in x 7.88in Rotary Engine Equipped Racing Muffler Programmers & Chips>Switch Panels with patented MAXpider fiber backing

with patented MAXpider fiber backing and innovative 3-layer construction

These kits are designed and built in the USA using the latest CAD software and equipment to ensure the best design for improved horsepower and torque

and reduced the amount of bends giving the airflow a more direct flow from the turbo to the intercooler

Chrome Housing

Borla XR-1 Multi-Core 3in Ctr-Ctr Oval 12in x 4.25in x 7.88in Rotary Engine Equipped Racing Muffler Programmers & Chips>Switch Panels with patented MAXpider fiber backingXR 1(r) Multi Core Racing Muffler. 3" Center Inlet 3" Center Outlet 4. 25" x 7. 88" Oval x 12" Long Body 17" Overall Length. Compact size is perfect for applications with limited space and can be used on a wide range of vehicles. It features BORLA(r)'S patented Multi Core 4 tube design for maximum flow, horsepower, and torque. The Multi Core portion of XR 1(r) mufflers flows better than straight tubing. Recommend for high horsepower applications.