When changing the oil in a gasoline or diesel vehicle, it is of utmost importance to adhere to the recommended oil change intervals and use the correct grade and classification of oil. Diesel engines ...

Think of motor oil as the lifeblood of your car’s engine. Checking it on a regular basis is a key part of keeping your engine running well and getting the most miles out of it. The oil lubricates the ...

We may receive a commission on purchases made from links. If your vehicle is due for an oil change, the oil of choice is either synthetic or conventional motor oil. But if your car's odometer is over ...

While “plus” often reflects marketing hype rather than any real extra capability, that is not the case for CI-4 PLUS. The latest engine oil classification enhancement from the American Petroleum ...

The Japanese automaker's switch to 0W-20 motor oil may have boosted efficiency and cold-weather performance, some drivers ...

Demands on heavy-duty diesel engine oils have changed alongside engine technology and fuel formulations. “As engine technology and fuel technology have evolved, the environment in the crankcase has ...

Shell's Dan Arcy examining engine components following teardown testing conducted two years ago as part of the company's PC-11 development process. (Photo by Sean Kilcarr/Fleet Owner) Dan Arcy, the ...

We earn commissions from purchases you make using links in our articles. Learn more. Save time and money by changing your own oil. See the best conventional motor oils here. Shopping for engine oil ...

SAN RAMON, Calif.--(BUSINESS WIRE)--Chevron Products Company, a Chevron U.S.A. Inc. division, today announced that Senior Staff Engineer Shawn Whitacre has been selected as the new chairman of the ...