New API Certified CK-4 and SN were developed to better protect new and older engines, improve engine oil performance, an help engine manufacturers meet 2017 government emissions standard.

WSO TITANUM TURBO 901 SERIES ENGINE OIL 15W40 CK4/SN is suitable for Euro 4,5 and 6 engines in combustion with diesel fuel with a low sulphur content with proven tested in China, Beijing! It is recommended for naturally aspirated and turbocharged four-stroke diesel engines and four-stroke gasoline engine.

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