RENNtech EVM | Exhaust Valve Module | 222 - S63 AMG Sedan and 217 - S63 AMG Coupe Pre-FaceLift MY2014-17 audi-sq7--4m---2016-present--4-0--v8-tfsi-esr5319158 The RENNtech CPC is highly

The RENNtech CPC is highly recommended with RENNtech ECU tunes and included with our Turbo upgrade packages

ML 350 BlueTec (W166) Stock Performance:

Performance Numbers Overview

They can bring lowered vehicle within factory alignment specification to reduce tire wear

253 - GLC 43 AMG

RENNtech EVM | Exhaust Valve Module | 222 - S63 AMG Sedan and 217 - S63 AMG Coupe Pre-FaceLift MY2014-17 audi-sq7--4m---2016-present--4-0--v8-tfsi-esr5319158 The RENNtech CPC is highlyRENNtech Exhaust Valve Module Permanently Open Exhaust Flaps. 222 S63 AMG Sedan and 217 S63 AMG Coupe Pre FaceLift MY2014 17 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