G05 257 9M2 · engine oil Audi genuine (OEM) part number G05 257 9M2, engine oil. Fitted on (3)ENGINE OIL — pos 1 (KAT429.BIN)ENGINE OIL — pos 1 (KAT838.BIN)ENGINE OIL — pos 1 (KAT859.BIN) Open the interactive exploded diagram →