RENNtech EVM | Exhaust Valve Module | 222 - S 550 Sedan and 217 - S 550 Coupe mercedes-benz-gle-class-coupe--292---2016-2020--gle-63-amg-esr5941045 Through the use of the

Through the use of the car’s own electronics and the Akrapovič Sound Kit

R1 Performance Package for 212 - E 63 AMG

000rpm range for HP and a 2

Beautifully made from hi-grade titanium and with a coating

RENNtech EVM | Exhaust Valve Module | 222 - S 550 Sedan and 217 - S 550 Coupe mercedes-benz-gle-class-coupe--292---2016-2020--gle-63-amg-esr5941045 Through the use of theRENNtech Exhaust Valve Module Permanently Open Exhaust Flaps. 222 S 550 Sedan and 217 S 550 Coupe EVM Exhaust Valve Module (Remote Controlled) 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