TurboXS RX8 Catback Exhaust is a high performance, full 3 diameter, all 304 Stainless Steel system providing dramatically increased exhaust flow and horsepower for your rotary powered Mazda. This system was custom designed for the unique characteristics of the RX8s rotary engine with tuned chambers and vehicle specific muffler materials. Unique full 3 design comes with the hardware to bolt to both the stock catalytic converter pipe or to our 3 Racepipe (RX8-RP) or 3 High Flow Catalytic Converter Pipe (RX8-CP). Exhaust gases exit through dual 4.0 inch blued tips to unleash the beast within on your RX-8.