Fabspeed's GT420 Street Performance Package is the final answer in GT4 / Spyder performance. Delivering over 400 horsepower to the wheels with easy-to-install bolt-on upgrades, there is no better option for the GT4 owner seeking the maximum power and performance.
Fabspeed's GT450 Performance Package is the final answer in GT4 performance. Delivering over 400 horsepower to the wheels with easy-to-install bolt-on upgrades, there is no better option for the GT4 owner seeking the maximum power and performance.
Fabspeed's Lightweight Competition Exhaust System is for those who like it loud, light, and powerful.
Fabspeed’s Race Headers for the Porsche Cayman GT4 will get you out of the corner fast and maximize your pulling power on the straights! Designed for track and off-road use, these catless longtube headers provide maximum exhaust flow from the engine cylinders straight into the exhaust system.
The perfect complement to either the factory exhaust system or Fabspeed’s performance exhaust systems, these high-flow headers are designed around HJS catalytic converters, making them the best upgrade for more enjoyable street driving and emissions compliance.
Fabspeed's Valvetronic Exhaust System is the ultimate catback setup for the ultimate streetable track car. New anti-resonance technology makes for an even more enjoyable experience.
The perfect compliment to Fabspeed's exhaust upgrades, this high performance intake plenum from Innovative Pro Design and 82mm throttle body provide substantial power gains by increasing the efficiency and flow of the engine's air intake system. (Photo is representational; actual products may vary slightly.)