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The GReddy Supreme SP 76mm cat-back exhaust for 2012–2015 Honda Civic Si Coupe is an aftermarket replacement exhaust system built around a 76mm flow size and Supreme SP model specifications. It serves as a direct replacement for the factory cat-back on the specified Si coupe years, offering a different exhaust routing and rear appearance tailored to that Civic Si application.
GReddy 12-15 Honda Civic Si Coupe 76mm Supreme SP Cat-Back Exhaust
