RENNtech EVM | Exhaust Valve Module | Mercedes Benz mercedes-benz-g-class--463---1990-2018--g63-amg-esr9701448 E 400 BiTurbo (C207 -

E 400 BiTurbo (C207 - M276 Biturbo 4-MATIC Engine) Stock Performance:

S 600 (W220 - M137 5

With the proprietary RENNtech ECU+ Tuning the C205 - C 63 AMG Coupe gains up to +56 HP and +107 LB-FT

Please note that the Mercedes M178 engine performance when measured

Rated by Mercedes-Benz:      550 HP @ 5

RENNtech EVM | Exhaust Valve Module | Mercedes Benz mercedes-benz-g-class--463---1990-2018--g63-amg-esr9701448 E 400 BiTurbo (C207 -EVM Exhaust Valve Module (Remote Controlled) VIN NUMBER REQUIRED UPON ORDER NOT SO FUN FACT: If your Mercedes AMG 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