RENNtech EVM | Exhaust Valve Module | Audi | S8 (D3/4E) mercedes-benz-e-class-sedan--211---2003-2009--e63-amg-esr3705573 RENNtech is proud to introduce

RENNtech is proud to introduce this sporty yet elegant rear deck lid spoiler for the S-Class

While these are pieces of art on their own

Gains: +55HP & +56TQ

Our proprietary ECU+ upgrade for the Mercedes M157 engine offers huge gains in performance across the entire RPM range without sacrificing around town comfort or daily driver reliability

RENNtech EVM | Exhaust Valve Module | Audi | S8 (D3/4E) mercedes-benz-e-class-sedan--211---2003-2009--e63-amg-esr3705573 RENNtech is proud to introduceEVM Exhaust Valve Module (Remote Controlled) NOT SO FUN FACT: Sportscars equipped with factory exhaust valves, with or without a center console button to open or close them, the factory settings do NOT allow the valves to fully open unless certain speed and or RPM have been reached. For example, while cruising the exhaust valves will never fully open! THE EVM SOLUTION: By pressing Button 1 on the remote control, RENNtechs Exhaust Valve Module (EVM)