RENNtech EVM | Exhaust Valve Module | Audi | S8 (D3/4E) porsche-911--991-2---2015-2019--speedster-esr6796864 670 wtq @ 4

670 wtq @ 4

RENNtech adjustment wrench for spring perches

SLC 43 AMG Coupe (R172 | M276 | 3

The module plugs directly into the OBD2 port and delivers the file you choose directly to the ECU

Carrera 4S Cabriolet

RENNtech EVM | Exhaust Valve Module | Audi | S8 (D3/4E) porsche-911--991-2---2015-2019--speedster-esr6796864 670 wtq @ 4EVM 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)