RENNtech EVM | Exhaust Valve Module | Aston Martin porsche-911--996---1997-2005--turbo-esr2051690 Improved response

Improved response

Our proprietary ECU upgrade for the Mercedes M133 engine offers huge gains in performance across the entire RPM range without sacrificing around town comfort or daily driver reliability

413 LB-FT @ 1950 RPM

(1) RENNtech Carrying Case

RENNtech EVM | Exhaust Valve Module | Aston Martin porsche-911--996---1997-2005--turbo-esr2051690 Improved responseEVM 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