GReddy Universal Revolution RS Muffler and Tip sets create options for custom (single or dual muffler) applications as well as for vehicles not covered by the current line-up. Our signature high-quality, straight-through, universal racing sport mufflers offer exceptional flow with a clean, aggressive exhaust note. The compact 304 stainless-steel mufflers feature our improved internal construction with long lasting, high temperature-resistant sound suppression materials. For something special, revolutionize your car with a custom GReddy exhaust!