API PC-12 oil specification approved with CL-4 and FB-4 marks available ahead of 2027 licensing and new engine oil performance standards.

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 ...

Heavy-duty engine oil marketers can begin finalizing formulations and preparing product packaging to meet the new oil ...

API okays new diesel engine oils for model year 2027. Plus, two fleet owners among four sentenced in USPS bribery scheme; ...

In the world of automotive engine oils, 0W-20 is one of the thinnest, though oils as thin as 0W-8 are now used. The 0W stands for 0-weight in winter, and the 20 stands for 20-weight when the oil is ...

Car maintenance can be as difficult as it is messy. This is primarily because there are just so many fluids involved. Fluids of the darkest, stickiest, most potentially dangerous sort, in many cases.

Oil is, as we all know, drilled from the ground, but it turns out the oil in your car is a little bit more complicated than ...

Costco is one of those places where you can get almost anything for your car, including motor oil. But is Kirkland Signature oil any good, and who makes it?

A recent GM safety recall addressing potential manufacturing defects impacting the naturally aspirated 6.2L V8 L87 gasoline engine has lead to confusion among some owners when it comes to the ...

The engine oil price-versus-performance ratio collapses when you ignore the chemistry of the base stock. You are not buying a ...

Did you know that opening the hood and explaining how to check the oil is a part of the driver's license exam in both the U.K. and Ireland? It should probably be that way everywhere. Knowing how to ...

Ford Master Tech Bright Kim reveals the 40-minute secret to dropping an F-150 5.0L engine. As oil consumption issues trigger ...