bmw z4

  1. Peter55

    Hi petrolheads!

    Hi everyone, I came to this forum because of quality content I've found by google. I'm working right now on Z4 35is and hope to find some answers here with performance mods. Keep doing a good work!
  2. pelbro62

    E89 rear windows anti-trap

    I downloaded the new android app for Pro Tools for coding. I inadvertently did something I shouldn't have and now the rear windows only go down about 4 inches at a time (6 down button clicks). This causes the hardtop not to go down and an error that states Window Anti-Tripping Error. I have...