Consumer Reports presents the advantages and downsides of using synthetic oil in your car, and why you might want to consider ...

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 ...

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 ...

CR shares five things to know about oil changes for your car, including when and how often to change the motor oil and ...

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 ...

You're staring down two shiny jugs at the auto parts aisle. One says semi‑synthetic, the other full synthetic, and you're thinking maybe they're basically the same, right? Maybe that's just a ...

So, you mixed synthetic oil and conventional oil. You screwed up, and now you're wondering if what you did will have catastrophic consequences. Whether it was a simple accident or if you did it on ...

As the single most important fluid in any internal combustion engine—even that mystical rotary business—running the right oil is paramount. It handles so many tasks. Like lubricating crucial ...