Choosing between full synthetic and high-mileage oil isn't about chasing the perfect product. It's about understanding what your engine actually needs at its current point in life. As engines rack up ...

Semi-synthetic and synthetic blend oil sound very similar -- and they are -- but how can you tell the difference between the two? And which is best?

The dealer says blend, but owners say full synthetic; who’s right? One 2025 Ford F-150 owner is questioning why Ford ...

Automakers recommend oil changes at specific intervals, and there are lots of reasons for that. But is improving engine ...

How often should you actually be changing your car's oil? Here's what experts recommend.