Skunk2 MegaPower RR 12 Honda Civic Si (Coupe) 76mm Exhaust System ST204 Fit: 2003-08 Mazda Mazda6 /

Fit: 2003-08 Mazda Mazda6 / Mazdaspeed6 (GG3S/GGSP)

Simple Bolt On Installation Utilized

improved bump absorption and increase grip to increase the safety when pushing your car to the limit

and without electronic suspension

with pillow ball

Skunk2 MegaPower RR 12 Honda Civic Si (Coupe) 76mm Exhaust System ST204 Fit: 2003-08 Mazda Mazda6 /A properly designed exhaust system is critical to engine performance. Skunk2's 76mm MegaPower RR Exhaust system for the 2012 Civic Si coupe was developed with this in mind and is based off of more than 15 years' worth of racing experience. Dyno proven for maximum horsepower, MegaPower RR systems are constructed of T 304 stainless steel, are robotically TIG welded, and feature CNC mandrel bends for a precise fit. The MegaPower RR for the 2012 Civic Si