Silver Rocket Wing Support Body Reinforcement Dry Carbon Fiber Plates (Porsche 981 / 718 / GT4 / RS) rear Power gains with the GT4

Power gains with the GT4 Competition Plenum are virtually the same as with the 981 Competition Plenum

After multiple revisions for sound and dyno testing we decided to use our signature cast X-Pipe to tie the two cylinder banks together for exhaust scavenging and to defeat resonance

Simply flash your 986 Boxster with a Fabspeed ECU Tune utilizing the included handheld tuner

That’s 357HP at the crank

Silver Rocket Wing Support Body Reinforcement Dry Carbon Fiber Plates (Porsche 981 / 718 / GT4 / RS) rear Power gains with the GT4Highlights: Benefit: Eliminate the risk of metal dents with High downforce AOA settings & bigger wings. Material: Crafted from 100% aerospace grade dry carbon fiber, twice the strength of steel. Installation: Pre fitted with 3M VHB tape for quick and easy installation in just 30 seconds. Application: Porsche 718 981 Models Returns Policy To RETURN any system, product or merchandise you must contact us first for a Return Authorization (RA) Number.