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 ...

If you drive regularly, chances are you know that it's important to check your engine's oil and have it changed out regularly. It's just as true for small cars as it is for heavy-duty trucks or ...

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 ...

High mileage oil sits in the same aisle as conventional and synthetic, but it promises something different: extra protection for engines that have already lived a long, hard life. I want to unpack ...

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 ...

This may sound like something out of the original "CSI: Crime Scene Investigation" TV series, but you can tell a lot about engine health by pulling out the dipstick, reading the oil level, and ...

As a critical means of lubricating engine parts and preventing overheating, oil is an indispensable mixture. Since it's so important, some might even wonder if an an oil change improve engine ...

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 ...