I was thinking it would be nice, to put all the websites you know where you are buying parts for your bimmer.
It would be handy for some people who are looking for something specific or just simply for parts online.
List of what I know:
Euro Car Parts | The UK's Number 1 Provider of Car Parts Online and In Store
C3 BMW : BMW M3 Parts & Accessories Specialists : C3BMW Ltd
Performance Car Parts K&N / Blueflame / Eibach / Janspeed / Mongoose / Koni / H&R / Exhausts / Suspension and more
Schmiedmann - Styling/Tuning/Spare parts for BMW - New parts
If you know any more, please go and write it here