Fabspeed Porsche 991.2 GT2 RS Valvetronic Sport Cats (2018+) Tunes & Software Our lightweight and stylish BMW

Our lightweight and stylish BMW exhaust systems are engineered to:

Dramatically improves sports car sound

Please review our Tuning Guide below and include the ECU Tuning Information form inside the box when shipping in your ECU

Performance gains take place throughout both horsepower and torque curves but are most realized through the mid-range and well into peak power range

Recommended primarily for DE and track use

Fabspeed Porsche 991.2 GT2 RS Valvetronic Sport Cats (2018+) Tunes & Software Our lightweight and stylish BMWReplace the restrictive OEM ceramic GT2RS 700 cell catalytic converters with ultra free flow HJS German Imported tri metallic race quality 200 cell HD cores that flow 92% to 93% of a straight pipe. Fabspeed Motorsport USA is the Exclusive Importer for HJS Emissions technology Deutschland Germany for all of North and South America. We use the very best largest imported 200 cell HJS Sport Cats that immediately reduce backpressure and significantly