That is really personal choice, to be honest, the Redline fluid meets or exceeds all the BMW specs so it would be fine. I'd also order a couple of extra quarts, just in case. I used the Redline on my 530 with the same tranny as yours, I'd probably choose the same kit again.
Originally Posted by chinesestunna
So should I get the Redline D4 (which I have good experience with in my Acura TL) or the Shell kit? Just want to make sure I do it right
[B]2008 550 - Carbon Black/Black - M-sport, Cold Weather, Premium, NAV, Comfort Access, Logic 7 (LOADED, every option except night vision)
Previous 3 cars (the 550 is my 38th car):
2005 530i - Prem, Sport, NAV
2006 Jeep SRT-8
2003 Infiniti G35 coupe