Porsche 991/911 GT3/GT3RS 2014-2018
- Direct Simple Bolt-on Center Muffler Bypass
- Dramatic Improvement Of Sound For Any 991 GT3 or GT3RS
- Durable T304 Black Coated Steel Construction
- Factory Headers, Catalysts Side Mufflers And Valves Retained
- 3.5″ Exhaust Diameter
- 4″ Tip Diameter
Use the “sport” button to divert routing to switch from flowing through the side mufflers to a direct “bypassed” flow
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