MegaPower RR Exhaust systems offer more performance, better build-quality, and the ultimate sound when compared to comparably priced systems. Skunk2's 76mm MegaPower RR Exhaust system for the 2012 Civic Si coupe is constructed of T-304 stainless steel, is robotically TIG welded, and features CNC mandrel bends for a precise fit. Skunk2's 76mm MegaPower RR Exhaust system for the 2012 Civic Si sedan 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. Skunk2 is proud to introduce its three-inch, MegaPower RR Exhaust for Honda’s 2012 Civic Si (Coupe). MegaPower RR systems are constructed of T-304 stainless steel, are robotically TIG welded, … Exhaust System Sound: Aggressive / Loud. For some applications, Skunk2 also offers a 76mm (3") diameter MegaPower RR version, which is designed for high output naturally aspirated or forced induction vehicles. Honda Civic Si 2012, Mega Power RR™ Stainless Steel Cat-Back Exhaust System with Single Rear Exit by Skunk2®. Skunk2 MegaPower RR 12 Honda Civic Si (4dr) 76mm Exhaust System. Exhaust System Type: Cat-Back. 2012 Si Skunk2 Alpha Series Header! Honda Civic - 2012 to 2015 - 2 Door Coupe [Si] Skunk2 MegaPower Exhaust System Notes: (RR Version, 76mm Piping) $670.99: $609.99: Honda Civic - 2012 to 2015 - 4 Door Sedan [Si] Skunk2 MegaPower Exhaust System Notes: (RR Version, 76mm Piping) Main Tubing Diameter: 3". The impressive, 76mm (three-inch) MegaPower RR system is available for coupe models (sedan versions coming soon) and is manufactured of high-quality, T-304 stainless steel tubing and a T-304 stainless steel muffler. 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. It will provide maximum exhaust flow, which is especially important if you have other modifications (such as an intake, FlashPro, etc.) Skunk2's MegaPower Exhaust lineup is based off of the same systems we custom build for our road racing and time attack vehicles. Exhaust Tubing Material: Stainless Steel. Skunk2’s 76mm MegaPower RR Exhaust system for the 2012 Civic Si sedan was developed with this in mind and is based off of more than 15 years’ worth of racing experience. 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. Honda Civic - 2012 to 2015 - 2 Door Coupe [Si] (RR Version, 76mm Piping) Skunk2 MegaPower Exhaust System: $670.99: $609.99: Honda Civic - 2012 to 2015 - 4 Door Sedan [Si] (RR Version, 76mm Piping) Skunk2 MegaPower Exhaust System: $670.99: $609.99 This new Alpha Series Race Header for the 2012+ Honda Civic Si is the perfect complement to the recently released MegaPower RR exhaust. MegaPower RR systems are constructed of T-304 stainless steel, are robotically TIG welded, … Dyno-proven for maximum horsepower, MegaPower RR systems are constructed of T-304 stainless steel, are robotically TIG welded, and feature CNC mandrel