Bmw parts rules

1 1 indicates the group in which the accessory is located in the BMW parts inquiry system (ETK)-11indicates the engine group. But your code is wrong, you can't find it.

12 stands for engine electrical group.

13 is the air cleaner housing throttle and injector.

16 is the fuel tank.

17 is a water tank kit.

18 is the exhaust system.

34 is the brake

And so on.