Borla XR-1 Multicore 2.5in Inlet 4in Outlet RDX 14in Drivetrain>Clutch Covers Can be used in Carbureted

Can be used in Carbureted or EFI applications

engineered and manufactured in Australia Upgrade your car with SuperPro for enhanced performance

and 100 MM idlers with the single row bearing

Uses Stock Mounting Locations And Hardware

Borla XR-1 Multicore 2.5in Inlet 4in Outlet RDX 14in Drivetrain>Clutch Covers Can be used in CarburetedXR 1(r) Multi Core Racing Muffler. 2. 5" Center Inlet 2. 5" Center Outlet 4" Round x 14" Long Body 19" Overall Length. Compact 4" diameter muffler body is perfect for applications with limited space and can be used on a wide range of vehicles. This muffler is sometimes referred to as a 'Hot Rod' muffler. It features BORLA(r)'S patented Multi Core 3 tube design for maximum flow, horsepower, and torque. The Multi Core portion of XR 1(r) mufflers flows