Find out what modern engine oil additives are, how engine oil works, and how it provides protection over a wide temperature range.
Know Your Oil
You know your car like the back of your hand: its curves, its edges, how it handles, and what it likes. But we can all probably learn just a little bit more about our vehicle's finer details—like the kind of oil it needs. Take a look at our engine oil guide for facts about motor oil, and learn how to keep your car performing at its absolute best.
Learn about motor oil, its recommended use, how it works, and what the grades mean with this motor oil guide.
Find out how switching to synthetic oil that cleans is so important, and how we debunk the most common synthetic oil myths.
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.