Description
The DMB G8X M2 / M3 / M4 Valve Controller is a plug-and-play solution designed to maximize the performance and sound of your OEM muffler by allowing full control over the factory exhaust valves. Unlike the stock system, which limits valve opening, this kit ensures the valves fully open, unlocking a more aggressive exhaust note and improved airflow. Simple to install and seamlessly integrated with the OEM setup, this controller enhances your driving experience without any permanent modifications.
Fitment -
2021+ BMW G80 M3
2021+ BMW G82 / G83 M4
2022+ BMW G87 M2 Coupe