Quote:
Originally Posted by xyz100
I plan to do mine first engine oil change at 3-4K. Will do it myself with MOBIL 1 European Formula. Which is better than whatever BMW puts in US cars. In Germany they use German Castrol which is true synthetic. Not in US. Which is probably not good for the turbo in the long run.
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I believe the OEM BMW oil is actually superior to the Mobil 1 European Formula. What evidence do you have that the US OEM Castrol is inferior?
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