motiv boostbox 335is 1m z435is z4 35is sdrive35is

  1. BQTuning

    Technical MOTIV BoostBox and N54B30TO

    If you are wondering what is N54B30TO, this is the N54 engine coding for the 1M, 335is and Z435is model cars that come with factory overboost and more power. This post is not in question of the N54B30 cars running the Motiv Boostbox, only specific to the 1M, 335is, and 335is Has anyone ran into...