Hi all, I just received my car's UOA from Blackstone Labs. The car is a BMW 3 series, E90 320d with N47 engine and 177HP. The car is model 4/2008, has 31500KM up so far and the factory oil was changed at the first 2250KM, mainly because the factory uses the old Castrol SLX 0W30 for the engine, while I wanted the new
Castrol Edge Series Oil to use. At the oil change in 2250KM I used Castrol ...