M2 M3 M4 GTS & CS Flash

1. 1Connect your ENET cable to the car's OBD2 port and to your laptop.
2. 2Open UltraViewer on your laptop (TeamViewer or AnyDesk also work).
3. 3Let our technician connect to your laptop and run the session while you watch.

Remote tuning means we work on your car the same way a workshop tech would, except the technician is in another country. The cable, the laptop, and the OBD2 port do the heavy lifting; we drive the keyboard.

After you book the appointment, you follow the three steps above. Our technician handles everything from there: reading the ECU, applying the requested changes, verifying the result, writing it back. The session itself usually takes 30–60 minutes depending on the service.

You provide the laptop (Windows), a stable internet connection, a 12V power source for the car (a battery charger is recommended for longer sessions), and an ENET cable for your model. ENET cables are widely available online — if you already own one, that works too. We provide the diagnostic software, the step-by-step instructions, and the live technician.

If anything goes wrong during the session — connection drop, software hiccup, anything — we restore the original ECU file before disconnecting. Nothing leaves your car worse than we found it.