Originally Posted by ChrisK
I'm a smart guy! ...and because I'm a smart guy, I'll follow what the other smart guys (BMW engineers) say to do with my car.
Don't be quite so universally accepting of BMW "wisdom". 15k (or so) oil changes and "lifetime" DCT fluid for the M3 are recommendations from the same folks (probably not entirely blessed by their engineers though). Most folks in the know vehemently disagree with these recommendations