Fabspeed Porsche 991.2 GT3 / GT3 RS Side Muffler Bypass Pipes (2017-2019)

Optimized design that replaces the heavy and restrictive factory GT3 side mufflers for improved exhaust flow, increased dynamic sports car sound and huge significant weight savings.                                                                                            Utilizing super premium Helical U.K. Great Britain Imported Aerospace grade valves along with the addition of O2 bungs, Fabspeed's Side Muffler Bypass Pipes provide the ultimate street and track solution for the 991.2 GT3 / GT3 RS. Prefect upgrade for any Street Driven GT3 touring, GT3RS, GT3 PDK cars. Factory Sport Button PSE is 100% retained with Fabspeed GT3 side muffler bypass pipes with exhaust valves. FEATURES: Fits all Porsche 991.2 GT3 / GT3 RS / 911R vehicles worldwide 2017-2019 Highest quality OEM Porsche Ag. Helical Limited United Kingdom exhaust valves are used for bullet-proof reliability.  NO cheap 100% guaranteed to fail, break, vibrate and melt Chinese exhaust valves like competitors cheap systems Hel