Many drivers think semi-synthetic and synthetic blend oils are different, but they’re basically the same, labeling standards ...

Synthetic oil used to be something only performance cars needed, but not anymore. Now it’s the manufacturer-recommended engine lubricant in many mainstream vehicles, such as the Subaru Forester and ...

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

Although most drivers might not pay it too much thought, picking the right motor oil can have a significant impact on the expected life of the engine's components. There are so many oils to pick from ...

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

Synthetic motor oil offers many advantages over conventional engine oil. Synthetics resist chemical degradation far better than traditional oils, and they typically have a higher viscosity index that ...

Walk into any auto parts store and you're smacked with a wall of brightly colored bottles promising "protection," "performance," and probably enlightenment if you squint hard enough. Somewhere in that ...

Once upon a time, synthetic engine lubricants were considered exotic and used in only the most rarified performance engines. In fact, one of the companies discussed here, AMSOIL, was the first company ...