RENNtech EVM | Exhaust Valve Module | Maserati | Ghibli mercedes-benz-cla-class--117---2014-2019--cla-45-amg-esr4055727 RENNtech tuning software for Mercedes

RENNtech tuning software for Mercedes offers significant gains in horsepower and torque across the vehicle's entire power band

Sportscars equipped with factory exhaust valves

and greater stability at high speeds

Gains up to: +54 HP | +52 LB-FT

RENNtech M277 Biturbo ECU Upgrades are TÜV approved

RENNtech EVM | Exhaust Valve Module | Maserati | Ghibli mercedes-benz-cla-class--117---2014-2019--cla-45-amg-esr4055727 RENNtech tuning software for MercedesEVM 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