TurboXS Cat Back Exhaust Mazda RX-8 2004-2011 (RX8-CBE) Vehicle Model_WRX STI The COBB catback exhaust for

The COBB catback exhaust for the WRX & STI does not deviate from the factory emissions equipment and conforms to the SAE dictated 95-decibel exhaust noise level limit enforced by California

No more Zip-tying

Built with Hawk’s advanced ceramic compound

The GrimmSpeed MBC allows you to raise OEM boost levels in a quick and efficient manner through superior boost range and ultra-fine resolution (

1x Valve Cover Set

TurboXS Cat Back Exhaust Mazda RX-8 2004-2011 (RX8-CBE) Vehicle Model_WRX STI The COBB catback exhaust forPart #: RX8 CBE The TurboXS catback exhaust system for the Mazda RX 8 features full polished stainless steel exhaust piping and dual slash cut 4" rolled exhaust tips which accentuate the lines of the rear bumper fascia. Dual mufflers provide a sporty tone without producing a droning sound. The tips extend out slightly from the bumper to reduce the risk of burning your bumper during track days. The TurboXS catback exhaust system retains the factory