Synthetic oils offer significantly better protection to the engine and its components compared to mineral oils.

In addition to coming in various thicknesses and weights — which are designed for numerous uses and applications, from engines to complex gear sets — engine oil also comes in conventional and ...

using a 5W-30 oil instead of a 10W-40 can improve mileage by up to 2%. This is because thinner oils circulate more easily, ...

If your mechanic recommends a high-mileage motor oil, how do you know when it's worth it to upgrade? And what are the pros ...

“The problem is people don’t maintain the engine oil,” he expressed. “If you follow the manufacturers guidelines for oil ...

Conventional oil is pumped out of the ground and refined, while synthetic is chemically modified petroleum that’s produced at a factory. Most new cars call for synthetic oil, although some still ...