Borla XR-1 Multi-Core 3in Ctr-Ctr Oval 12in x 4.25in x 7.88in Rotary Engine Equipped Racing Muffler turn14-product-not-found-review Manufacturer Part # : 84704

Manufacturer Part # : 84704

Dyno Proven gains of up to 16 hp and 16 lb-ft

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DW400 Pump Module with PTFE return kit for 8th Gen Civic SI

Borla XR-1 Multi-Core 3in Ctr-Ctr Oval 12in x 4.25in x 7.88in Rotary Engine Equipped Racing Muffler turn14-product-not-found-review Manufacturer Part # : 84704Manufacturer Part # : 400372 Market Description XR 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.