Looking To Upgrade Your Factory Exhaust Parts For Your Mitsubishi Evo X? GenX Performance Offer A Great Selection On Cat-Backs, Turbo-Backs, Down-Pipes, Exhaust Manifolds, Mid Pipes, Test Pipes For Mitsubishi Evo X From AMS, Cobb, ETS, Greddy, HKS, Invidia, Tomei and Much More. Wide Product Selection. Free Shipping & Handling. Great Customer Service. Buy Your Mitsubishi Evo X Exhaust Parts Now At GenX Performance.