DC Sports DTS6012 Mitsubishi Lancer Ralliart Polished Stainless Steel Dual Canister Cat-Back Exhaust System Race-inspired dual canister systems are available for V6 and select four cylinder applications Twin polished round barrel style canisters Delivers an aggressive growl through polished four inch, straight cut exhaust tips Flanges instead of slip joints to attach the exhaust piping for the best durability and to eliminate leaks Robotic welding process ensures the best quality seams while reducing the overall cost of manufacturing