Oil is essential for your engine's smooth performance, but not all oil is the same. Here's what can happen if you use the incorrect oil in your vehicle.

W-20 engine oil is a lightweight oil that should not be used to replace 5W-30 if the engine does not support it.

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 ...

Motor oil is the lifeblood of a car's engine. It keeps all those little components lubricated to keep the engine running smoothly and quietly. Most car owners know how important it is to change motor ...