Fabspeed Porsche 718 GT4 RS RENNKRAFT® Long Tube Header System (2022+) Numeric Racing Porsche 981 / 718 / 991 / 991 / 992 / GT3 / GT4 Short Throw Shifter CSF recommends using Injector Dynamics

CSF recommends using Injector Dynamics (ID) injectors for the best performance – the most commonly used injector for this engine has been ID model # 1050

Improved throttle response

Stage 2 Tune w/Header

0L's exhaust note into a truly exotic sound GT4RS sound with a significant increase in volume utilizing our iconic and highly sought after GT4RS X-pipe

digitized and CAD designed for maximum flow and performance

Fabspeed Porsche 718 GT4 RS RENNKRAFT® Long Tube Header System (2022+) Numeric Racing Porsche 981 / 718 / 991 / 991 / 992 / GT3 / GT4 Short Throw Shifter CSF recommends using Injector DynamicsFabspeed Porsche 718 GT4 RS RENNKRAFT Long Tube Header System (2022+) The ULTIMATE header system for the GT4RS is here! We took 30+ years of Porsche engineering experience and pulled out all the stops to design our RENNKRAFT Long Tube Header System. After analyzing the factory system we decided to move the primary catalytic converter to behind the rear axle. This gave us the room to create true long tube headers while also ditching the factory 700