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Exhaust Flap Controls for your BMW M4
Memory Modules for your BMW M4
Choose your BMW M4
Choose the base model for your race car. If you are unsure about your choice or compatibility, we are happy to assist you.
About our valve controllers
Our valve controllers, developed in Germany, allow manual control of the exhaust valves using a remote control or the original buttons – for maximum control over the sound with "plug and play" installation.
Emotion at the push of a button
Open your exhaust valves at the push of a button to unleash maximum emotion on the racetrack.
Quiet when you want it
To make your drive more relaxed—or to comply with decibel limits on the racetrack—you can close the valves independently of the driving mode.
Smart additional features
The CB2 controllers offer, among other things, a memory function for the start-stop system.
About our Memory Modules
Our memory modules make it possible to permanently enable or disable functions such as speed warning, lane assist, or start-stop system.
Permanently disable assistance systems
Our memory modules allow you to permanently deactivate systems such as speed warning or lane assist in your race car if desired.
Simplified startup
No more tedious deactivation of functions when starting the vehicle!
Plug & Play
Simple installation with the included instructions; can be reverted without leaving any traces. No coding required!
Find the right valve controller for your BMW M4
A comparison of the features of our valve controller series for your BMW M4.
CB
About your BMW M4
BMW M4
The BMW M4 is a high-performance sports car developed by BMW M GmbH.
It was first introduced in 2014 and serves as the coupe variant of the BMW M3.
The M4 is characterized by its aggressive styling and aerodynamic features.
Under the hood, it typically houses a powerful inline-six engine.
The M4's power output varies by model and year, often exceeding 400 horsepower.
The vehicle offers precise steering and a sporty driving experience.
The M4 is available with both manual and automatic transmission options.
Additionally, the M4 features cutting-edge technology and a luxurious interior.
Its safety and assistance systems are state-of-the-art.
The BMW M4 has earned a reputation as one of the best sports cars in its class.