Fi Exhaust Sport 200 Cell Valvetronic Downpipe (Removes OEM Muffler) - Porsche 991.2 GT2 RS 2017-2019 (Race Version)Unlock maximum track focused performance from your Porsche 991. 2 GT2 RS with the Fi Exhaust Sport 200 Cell Valvetronic Downpipe Race Version. Designed specifically for drivers seeking uncompromising power and response, this system replaces both the restrictive OEM catalytic converter and muffler, creating a direct, high flow exhaust path engineered for peak efficiency under extreme conditions. At the core of the system is FIs 200 cell high flow sport