Exhaust Dual Valve Module | BMW M-Cars

Carbahn’s EVM (Exhaust Valve Module) allows you to open the factory exhaust flaps of your car 100% at all times by pressing “Open” (Button 1) on the remote control. If you wish to revert to factory settings, press “Stock” (Button 2) on the remote control.  Works with all F and G series cars.   User Activation is independent of vehicle drive mode Override your cars factory exhaust flap setting with the push of a button. EVM does not engage with CAN-Bus No interference with any control units, No Check Engine Lights Factory Software updates do not interfere with the functionality of the EVM. Plug and Play with vehicle original exhaust valve plugs No cutting wires, no damage to factory cables, no exposed connectors, fully reversible. Waterproof module for mounting underneath vehicle