Semi-synthetic and synthetic blend oil sound very similar -- and they are -- but how can you tell the difference between the ...

Motor oil has quietly become one of the most important choices car owners make, especially as vehicles routinely cross ...

Under normal circumstances, most modern engine oil and gasoline brands work fine on their own to keep your engine running smoothly. But there may be cases where even the best of them could use a ...

It doesn't matter if you have a hybrid or conventional gas-powered car, a good motor oil can make the difference between a long-lasting engine and a sputtery ride. Here's what you should look for when ...

This article was updated March 6, 2023. It was originally published Aug. 1, 2001. Gears—even plastic ones—need to be lubricated if engineers are going to coax the best performance out of them. In the ...