What You Need To Know About API SN PLUS

Learn everything you need to know about the American Petroleum Institute’s (API) new motor oil specification, SN PLUS, developed for turbocharged engines coming to market May 2018.

What Is Motor Oil?

Find out what modern engine oil additives are, how engine oil works, and how it provides protection over a wide temperature range.

Changing Your Own Oil

Learn how to change your oil in simple step-by-step instructions. Roll up your sleeves and read our handy DIY tips for changing your own oil.