If the car is still covered by the warranty then all mandatory services should be done by the official dealer. However, if you want to change oil more frequently then you can go pretty much anywhere or do it yourself. But you have to use OEM liquids as if something will happen to your engine, they will take samples and if it turns out that you were using aftermarket oils then you are done my friend. Also, don’t touch the digital diary on your car.

Yes, in Germany you have to register everything that is from the aftermarket. Safety first they say. 😁

It can be official retrofit made by BMW. Same with G30 pre lci and lci taillights. It can be done officially by the dealer and added into your cars VIN code profile.

200km/h which was 90km/h over the limit 😁