Buy replacement module for BMW 5 Series F10, F11, F07 GT, TMS Headlight Driver Module BMW - Lear Part no: 7269494,7269531, 7316208, 7279625,7274400. Headlight driver module also known as Insert Computer. Module is responsible for light leveling also know as vertical aim control, LED Angel Eyes (Halo Rings) Daytime Running Lights and front turn signal indicator lights. By replacing LEAR TMS driver you will save massive amount of money, because BMW dealer always suggest to buy brand headlight housing, which is not necessary in this case. TMS Driver Module fits Xenon AHL headlamps only with D1S HID bulbs.