Designed for true driving enthusiasts, these OEM upgrades bring the dynamics and enhanced performance of the iconic M4/M3 CSL and CS models into your vehicle. 

Experience the pinnacle of engineering with precision-coded software that optimizes key ECUs, delivering unparalleled responsiveness, sharper handling, and a more exhilarating drive.

This software can be applied to any G8X M2/M3/M4 and the software coded into the following ECU’s

CSL/CS Transmission Flash - Responsive gear changes and a refined feel in Sport and Sport+ modes. The update also enhances exhaust burble characteristics, delivering the distinctive acoustic signature of the CS/CSL, ensuring every drive feels track-inspired and performance-focused

CSL/CS Electronic Power Steering - Stiffened feel to steering for improved control and handling with more advanced power assist.

CSL/CS Traction Control - More slip in MDM before power is cut/reduced and allows improved traction control setting and drift characteristics.

COMPATIBILITY

2021+ G80/G81 BMW M3

2021+ G82/G83 BMW M4

2023+ G87 M2

Once your order is received we will contact you via email to schedule your coding appointment!