Skunk2 MegaPower R 06-08 Honda Civic Si (Sedan) 70mm Exhaust System - 413-05-5030 fits_2005-2011`Audi`A6 high-revving S54 tone (open) or

high-revving S54 tone (open) or stock-like refinement (closed)

5L & 1995-1998 Toyota Tercel 1

The EVO15069 was precisely tuned and tested on our in-house dyno to replicate stock fueling while increasing horsepower and torque (when used with our EVO5007 or EVO5008 intake kits)

Seibon 21-24 Hyundai Elantra OE-Style Carbon Fiber Hood

Skunk2 MegaPower R 06-08 Honda Civic Si (Sedan) 70mm Exhaust System - 413-05-5030 fits_2005-2011`Audi`A6 high-revving S54 tone (open) orA properly designed exhaust system is critical to engine performance. Skunk2's 70mm MegaPower Exhaust system for the 07 11 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 R cat back systems are constructed of T 304 stainless steel, are robotically TIG welded, and feature CNC mandrel bends for a precise fit. Designed for naturally aspirated