3″ Quad Tip Cat Back Exhaust WRX & STI 2008-2014 Hatchback 515101



The COBB 3″ Stainless Steel Quad Tip Cat-Back Exhaust System delivers big gains by allowing the engine and turbo to “breath”. This exhaust system has been designed with a 3″ diameter primary with minimal bends that reduce turbulence under pressure relieving back pressure for increased horsepower, increased torque and improvements in throttle response with reduced turbo lag.

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