You're joking, right? It's common knowledge that BMW requires Castrol TWS 10w60 for the M3. Every dealer knows this and is required to stock this oil.quote:
Originally posted by Roadfrog:
FWIW, BMW's owner's manual, in that car, REQUIRED 5W synthetic on the lower end of the vis. but specified no number on the high end. I aked more than one dealership about what to use on the high end and the answer was consistently, "BMW doesn't really care". Comments FWIW...free.![]()
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