Putting vegetable oil in a car engine is a terrible idea and should never be done, or at least that's what some experts say. What do real-life tests show?

Changing your own oil, while simple in principle, is often a rather deceptively nuanced task in one key area: selecting which oil is best for your vehicle. For instance, there's a huge variety of ...

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

That cheerful technician suggesting synthetic oil “for better engine protection” isn’t looking out for your engine-they’re padding their profit margins. Quick-lube shops mark up synthetic oil by 200% ...

Its pretty amazing when you think about itall those metal parts spinning away furiously but never making contact. Oil makes it all possible. In addition to serving as a buffer against wear, oil also ...

Fakes get a bad rap, whether it’s fake Rolexes, fake handbags, or fake Bugattis. They’re seen as lesser, and by all accounts, they are. They’re not made as well, they’re cheaper, and you’ll look like ...