Quote:
Originally Posted by E90convert
This statement seems to pertain to street usage. The USA Shell oil recommendation in the CS Racing manual is still LL-04. I speculate the engine was validated with LL-04 in a strictly racing application. The emissions systems and requirements on race cars are not the same as those on street cars. Maybe the LL-04 was just maintained for all cars instead of changing to LL-01 as they do for US street cars. This would have required more testing on BMW's part for no benefit.
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So in other words, the manual doesn't apply to our M2 Comps with S55?
