Engine oil is the lifeblood of an engine, directly influencing its longevity, efficiency, and performance. Yet many drivers remain unsure about what those numbers and letters—like 0W-20 or API ...

In today’s cost-conscious times, supplementary engine and fuel additives promise means of cutting motoring costs. We study whether or not they really deliver Words: Rob Marshall Ever since the ...

It’s an advanced, next-generation engine oil standard focusing on ultra-low viscosity oils for modern engines. When purchasing oil, look for the API Service Symbol "Donut" on the label, which is an ...

A new heavy-duty engine oil specification designed to support next-generation diesel engines is nearing completion and ...

Add Yahoo as a preferred source to see more of our stories on Google. As engine standards change, the oil that protects them has to change too — especially for drivers buying new trucks in the next ...

YouTubers often perform wild stunts for views, like adding random chemicals and liquids to their cars' engines. However, here's why you shouldn't copy them.