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 ...

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

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 Whitacre to find out what fleets ...

Engine oil is vital for protecting a car's engine. If your car requires 5W-20, can you use 5W-30 instead? Here's why those numbers are so important.

Chevron Products Company announced that senior staff engineer Shawn Whitacre has been selected as the new chairman of the ASTM Heavy-Duty Engine Oil Classification Panel. Chevron Products Company ...

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 ...

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 ...