Akrapovic Exhaust Sound Controller for Porsche 911 Carrera 991 (P-HF874) Stoptech Griot's also developed swappable jets

Griot's also developed swappable jets to increase foam output in applications using a lower-psi pressure washer

the STM fabricators craft each of these pieces individually

The idea of doing the entire mount with the inserts compared to our solid mounts is to stiffen up the rear-end but not make it "solid" and stiff

fuel level

(2) Side mounts for ONE seat

Akrapovic Exhaust Sound Controller for Porsche 911 Carrera 991 (P-HF874) Stoptech Griot's also developed swappable jetsThis P HF874 Akrapovi Sound Kit is compatible with the Akrapovi Slip On Titanium Exhaust for 2012 2015 Porsche 911 Carrera (991) S 4 4S GTS models to control the valves in your exhaust adjusting the sound via the Akrapovi Sound Remote Controller or the smartphone app for iOS and Android. Vehicle Fitment: For Akrapovi Exhaust Systems Porsche 911 Carrera (991) 2012 2015 S 4 4S GTS Part Numbers: P HF874, PHF874 Pictured: Photos are for representation.