Bosch MEVD172X 00879809780BQFT1S 0261S06727 512171 ECU tuning files ECU BMW E81/E87 135i 2012 N55 Turbo-Petrol 3 306.0HP / 225.1KW Bosch MEVD172X 00879809780BQFT1S 0261S06727 512171 ecu tuning file.