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Exhaust Flap Controls for your BMW Z4
Memory Modules for your BMW Z4
Choose your BMW Z4
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 Z4
A comparison of the features of our valve controller series for your BMW Z4.
About your BMW Z4
BMW Z4
The BMW Z4 is a sporty roadster that was first introduced in 2002.
It is manufactured by the BMW Group and is known for its elegant design and powerful engines.
The first generation, E85, was available as both a convertible and a coupe and was produced until 2008.
The second generation, F23, was unveiled in 2009 and featured improved aerodynamics and modernized technologies.
The third generation, G29, was introduced in 2018 and is available as both a roadster and a sporty coupe.
The Z4 offers a variety of engine options, including powerful six-cylinder and four-cylinder engines.
The vehicle is renowned for its precise steering and agile handling, making it a popular choice among sports car enthusiasts.
The BMW Z4 is also equipped with state-of-the-art infotainment systems that provide connectivity and user-friendliness.
The interior of the Z4 is designed with high-quality materials, offering both comfort and functionality for drivers and passengers.
The Z4 has received numerous awards over the years for its design and performance, remaining a symbol of sporty driving.