Let’s explain all of those confusing numbers, letters and terms to help you choose the right oil for your car.

Liqui Moly motor oil comes at a premium price. We investigate where it is produced and if it is worth the cost when it comes ...

Choosing the right motor oil is paramount to car maintenance. It's not a particularly exciting task, whether shopping for or changing your oil, but if you don't pay the proper attention, then you aren ...

There was a time when motor oil was motor oil. The engine in your car or truck was built with low stresses in mind, with wider tolerances and the expectation that it would have to be overhauled and ...

We earn commissions from purchases you make using links in our articles. Learn more. Save time and money by changing your own oil. See the best conventional motor oils here. Shopping for engine oil ...

Jason Fenske of Engineering Explained is here to show us how oil companies design and manufacture high-mileage motor oil—and how they test the final product to see if it really lives up to the claims.

Most people understand that motor oil is a vital component for the internal combustion engines that power most of our cars. Not only does oil act as a lubricant, allowing internal moving parts to ...