RENNtech EVM | Exhaust Valve Module | Aston Martin porsche-911--991-1---2011-2016--gt3-esr3707851 RENNtech ECU HHT (HandHeldTuner) for

RENNtech ECU HHT (HandHeldTuner) for the 220 - S55 AMG Kompressor

Rated by RENNtech (peak @crank):              803 HP @ 5

RENNtech Transmission Upgrade

82mm throttle body kit and RENNtech stainless steel headers for a gain of +64 HP and +58 LB-FT over stock

RENNtech EVM | Exhaust Valve Module | Aston Martin porsche-911--991-1---2011-2016--gt3-esr3707851 RENNtech ECU HHT (HandHeldTuner) forEVM Exhaust Valve Module (Remote Controlled) NOT SO FUN FACT: If your vehicle is equipped with factory exhaust valves, with or without a center console button to open or close them, factory settings do NOT allow the flaps to fully open unless certain speed and or RPM have been reached. For example, while cruising the exhaust flaps will never fully open! THE EVM SOLUTION: RENNtechs Exhaust Valve Module, (EVM) gives you complete control over the exhaust