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

Selecting the right engine oil can be challenging. Between the various different brands and the confusing numbers and oil classifications, you may feel overwhelmed while staring at hundreds of bottles ...

There's a new head of the committee developing the new heavy-duty engine oil classification, known currently as PC-11 for proposed category 11. HDT talked to Shawn ...

As of dec. 1, two new engine oil blends in development for over five years are officially available on the trucking market. CK-4 and FA-4 are the offspring of the Proposed Category 11, or PC-11, ...

ExxonMobil plans to unveil two engine oils later this month that meet the American Petroleum Institute's new CI-4 heavy-duty engine oil classification, which is designed to address the performance ...

Let's talk about Zinc. When we say Zinc in reference to motor oil, we are actually referring to the compound Zinc DialkylDithioPhosphates. That's hard to say or spell, so we just call it Zinc or ZDDP.