American Petroleum Institute (API) announced the approval of improved performance standards for engine oils that will provide greater protection and fuel efficiency for today’s gasoline-engine-powered ...

Although sales of electric vehicles (EVs) are continuing to grow around the world and are expected to keep rising in many markets, including in the United States, the overwhelming majority of the ...

The API CJ-4 oil category includes 9 fired engine tests and 6 bench tests. The new multi-cylinder tests in the category include Caterpillar C13, Cummins ISB, Cummins ISM, Mack T-12, and Mack T-11, ...

It’s too early in the game to officially say that the fuel efficiency promise of the newly rolled out API FA-4 oil-service category has been met. On the other hand, there is enough research already in ...

TOKYO--(BUSINESS WIRE)--Idemitsu Kosan Co.,Ltd. (Head Office: Chiyoda-ku, Tokyo; Representative Director, President and Chief Executive Officer: Shunichi Kito; hereinafter referred to as “Idemitsu”) ...

This oil category was driven by two new cooled exhaust gas recirculation (EGR) engine tests operating with 15% EGR, with used oil soot levels at the end of the test ranging from 6 to 9%. These tests ...