It depends on the engine, what sort of use it gets, how much oil is being used and type of oil being used. 4 Series Petrol Coupe 430i 1998cc 185KW 252HP B46 B20 B;B48 B20 B (2016 - 2020). 4 Series Petrol Coupe 430i 1998cc 185KW 252HP B48 B20 B (2016 - 2021).
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