RENNtech EVM | Exhaust Valve Module | Porsche | 992 mercedes-benz-glc-class-coupe--253---2016-present--glc-63-amg-esr1091906 Intermediate ECU Upgrade | Up

Intermediate ECU Upgrade | Up to 638HP / 695LB-FT | Gains: +33HP & +69LB-FT

this is completely normal in carbon fiber manufacturing because of the nature of the material and production process

G550 4x4² (W463) | MY2017+ | 4x4 | M176 | 4

210 - E 430

Turbo E-Hybrid

RENNtech EVM | Exhaust Valve Module | Porsche | 992 mercedes-benz-glc-class-coupe--253---2016-present--glc-63-amg-esr1091906 Intermediate ECU Upgrade | UpEVM 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)