A new donut is being baked. Two, to be exact. The American Petroleum Institute’s Lubricants Group has established a New Category Development Team to launch the test-development phase of what will be a ...

Thanks to the millions of dollars and untold hours of effort on the part of an entire industry poured into creating oil-service category CJ-4 so that diesel engine oil can protect both 2007 and 2010 ...

It’s time to bake the donuts, again. The American Petroleum Institute’s Lubricants Group has established a New Category Development Team to launch the test-development phase of what will become a ...

This month, ExxonMobil will announce two motor oils formulated to meet the latest American Petroleum Institute (API) heavy-duty engine oil classification, CI-4, which was developed to ensure proper ...

The Engine Manufacturers Association (EMA) made a request earlier this year to the Diesel Engine Oil Advisory Panel (DEOAP) of the American Petroleum Institute (API) to initiate development of a new ...

With less than a year to go before licensing is scheduled to begin, a much clearer portrait of the new engine oil category that will enter the market in conjunction with new federal emissions ...

Engine oil is the lifeblood of an engine, directly influencing its longevity, efficiency, and performance. Yet many drivers remain unsure about what those numbers and letters—like 0W-20 or API ...

When you look at a bottle of motor oil, you are assaulted by all the numbers and letters and whether or not it's synthetic. Without knowing what those figures signify, it can look almost random when ...