Skunk2 MegaPower RR cat-back exhaust for the 2012 Honda Civic Si coupe is a 3.0-inch, T-304 stainless steel bolt-on system engineered for high flow. It features robotically TIG-welded construction, CNC mandrel bends, a resonator, removable silencer, and a polished racing muffler with 110mm tip. In combination with Skunk2 Alpha Header it has produced gains above 30 hp on this application.
Skunk2 MegaPower RR 12 Honda Civic Si (Coupe) 76mm Exhaust System