Fi Exhaust Catless Downpipe (Removes OEM Muffler) - Porsche 991.2 GT2 RS 2017-2019 (Race Version)Push your Porsche 991. 2 GT2 RS to its absolute performance limits with the Fi Exhaust Catless Downpipe Race Version. Engineered for drivers who demand maximum power, instant throttle response, and an unfiltered motorsport exhaust note, this Race Version removes both the OEM catalytic converter and the factory muffler, creating a fully unrestricted exhaust path from turbo to tail. By eliminating all major flow restrictions, the catless downpipe