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Exhaust Flap Controls for your BMW 4 Series G22/G23/G26
Memory Modules for your BMW 4 Series G22/G23/G26
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Choose your BMW 4 Series G22/G23/G26
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 4 Series G22/G23/G26
A comparison of the features of our valve controller series for your BMW 4 Series G22/G23/G26.
About your BMW 4 Series G22/G23/G26
BMW 4 Series G22/23/26
The BMW 4 Series G22/23/26 is the second generation of the BMW 4 Series, first introduced in 2020.
These models are available as a coupe (G22), convertible (G23), and gran coupe (G26).
The 4 Series is based on the BMW 3 Series but offers a sportier design and dynamic driving characteristics.
The vehicles are available with a variety of powertrains, including gasoline and diesel engines as well as plug-in hybrids.
A distinctive feature of the G22/23/26 models is the large vertical kidney grille that defines the front design.
Inside, high-quality materials and cutting-edge technology can be found, including a digital cockpit.
The BMW 4 Series G22/23/26 models also offer advanced driver assistance systems for enhanced safety and comfort.
These vehicles are known for their sporty handling and precise steering, making them a popular choice among drivers.
The series is designed for both everyday use and spirited driving, providing a balanced combination of performance and efficiency.
The BMW 4 Series G22/23/26 models are an important part of the BMW lineup, representing the brand's values of luxury and sportiness.