If you're not a do-it-yourself car owner, then tackling relatively simple maintenance like an oil change can be daunting. It ...

Engine oil is essential for cars with internal combustion engines. It lubricates the engine's internal parts, like the camshaft(s), crankshaft, and pistons, as well as helps with heat dissipation. But ...

Chevron Products Company has announced the introduction of Ursa Super Plus EC SAE 10W-30 motor oil to the United States and Canada. This new heavy duty motor oil is designed to help improve fuel ...

Shell Lubricants has introduced Shell Rotella T6 10W-30 full synthetic heavy-duty engine oil, which provides the benefits of a full synthetic engine oil in the fastest growing viscosity grade for ...

The number preceding the "W" is the "winter weight". I'm not sure how they compute it, or what it stands for, but basically, a "5W-XX" can be pumped by your engine at a lower temperature than a ...