articles – tagged "API grade" – GOMOTO

Making Sense of Oil Labels (Part 4) - API SJ/ SL/ SM/ SN

Posted Apr 26, 2023 by Gomoto Media

These letters, such as API SN and so forth denote the oil's service grade. It does NOT denote the quality of the oil.

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- Tags: American Petroleum Institute, API grade, engine oil, motor oil, Sinopec, Sinopec engine oil, Sinopec motorcycle black oil, Sinopec motorcycle engine oil, Sinopec motorcycle oil, Sinopec Xtra, Sinopec Xtreme, Sinopex X-Tra