HKS Super Turbo Stainless Cat Back Exhaust 2006 Mitsubishi Evo 9 w/ JDM Bumper | 31029-AM001 Genesis_2010-2014 unlike other manufacturing methods which

unlike other manufacturing methods which can block airflow up to 25%

This is known as an application-specific integrated circuit (ASIC)

65% more flow than stock -- ready for big power

If your vehicle requires a different knurl size

The Hypergram is a lightweight

HKS Super Turbo Stainless Cat Back Exhaust 2006 Mitsubishi Evo 9 w/ JDM Bumper | 31029-AM001 Genesis_2010-2014 unlike other manufacturing methods whichFitment Information: 2006 Mitsubishi Evolution 9Note: Designed for the JDM Evo 9 rear bumper. Features: Improves horsepower, torque, and throttle response Reduces turbo lag Material: 304 stainless steel Burned blue slotted tip (4. 88inch diameter) Piping Diameter: 2. 95 inches HKS exhaust weighs 22. 4 pounds vs factory at 35. 8 pounds HKS exhaust 93dB Stock exhaust 87dB Includes all gaskets and hardware for installation The HKS Super Turbo cat back