BMW N55 – MEVD1726 Tuning – ECU Unlock MHD

Description The BMW N55 powered vehicles with the Bosch MEVD1726 DME require a one-time bench flash to unlock OBD writing with MHD. The service is a 1 day turnaround and requires that you either mail in, or bring your ECU to Kassel for modification. Once it has been bench flashed, MHD OBD flashing can be employed.