Originally Posted by roundle
I've been doing mine every 8K miles.
Since I'm in Europe, the dealer uses a BMW-LL04 oil (Castrol SLX 0W40). The oil changes cost about 230 Euros per (ouch!).
I have my second oil change 31 May. I've already requested a sample so that I can send it to blackstone--I'm really curious to see the results.
I predict they will tell you 10,000 miles.