Oil filters are essential for smooth engine performance, but they're not all the same. Here's the difference between paper ...

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 ...

Synthetic oil changes cost nearly double conventional, but shop costs don’t justify the premium. AAA research found synthetic oils perform 47% better in laboratory tests, measuring factors like ...

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 ...

Conventional motor oil or synthetic motor oil? That is the question when getting an oil change, and it's an important one. Both are designed to help keep your engine and its various components ...

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 ...

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 ...