Motor oil has quietly become one of the most important choices car owners make, especially as vehicles routinely cross 150,000 kilometers and keep going. The debate between full synthetic and high ...

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

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

How well does vegetable oil work as a motor oil substitute? The difference in viscosity between these two oils reveals why ...