Fabspeed Porsche 958.2 S / GTS Secondary Competition Link Pipes (2015-2018) - FS.POR.9582GTS.CB Fabspeed Porsche 992 Twin Turbo / Twin Turbo S Cat-Back Valvetronic Maxflo Exhaust System (2021+) Helmholtz resonators (also known as

Helmholtz resonators (also known as anti-drone tubes) are an effective way to reduce undesirable frequencies when engineered and utilized correctly

but requires a special key tool for installation and removal

and 100 octane

Built for the Modern Era

31" long primaries with "D" shaped port matched flange and 3" slip fit collectors

Fabspeed Porsche 958.2 S / GTS Secondary Competition Link Pipes (2015-2018) - FS.POR.9582GTS.CB Fabspeed Porsche 992 Twin Turbo / Twin Turbo S Cat-Back Valvetronic Maxflo Exhaust System (2021+) Helmholtz resonators (also known asReplaces the restrictive factory catalytic converters with much less restrictive straight through pipes for maximum flow and performance FEATURES: Fits all Porsche 958. 2 Cayenne S GTS vehicles (2015+) Increases throttle response and provides mild exhaust note improvement Fabspeed's Secondary Catbypass Pipes replace the restrictive factory catalytic converters with much less restrictive straight through pipes for maximum flow and performance. Direct