Heavy-duty engine oil marketers can begin finalizing formulations and preparing product packaging to meet the new oil specifications ahead of the January 1 licensing date.

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 ...

API PC-12 oil specification approved with CL-4 and FB-4 marks available ahead of 2027 licensing and new engine oil ...

API Service Category CL-4 and API FB-4 'Donut' certification marks enable oil marketers to align with 2027 heavy-duty engine standards.

It’s an advanced, next-generation engine oil standard focusing on ultra-low viscosity oils for modern engines. When purchasing oil, look for the API Service Symbol "Donut" on the label, which is an ...

The American Petroleum Institute (API) announced that the new PC-12 heavy-duty engine oil category has been formally approved ...

Making the CL-4 and FB-4 service symbols available now allows oil marketers to prepare for a smooth transition as we approach the 2027 model year,” the American Petroleum ...

A new heavy-duty engine oil category is on the horizon, with PC-12 now finalized and moving toward market introduction. We ...

API okays new diesel engine oils for model year 2027. Plus, two fleet owners among four sentenced in USPS bribery scheme; ...

January 1, 2027, will be the first license date for two new heavy-duty engine oil categories, if all goes as planned. Ad Loading... An update from the American Petroleum Institute said it has made ...

Truck and engine manufacturers are in the final stages of launching engines compliant with new, stricter emissions regulations, and those next-generation engines will bring with them next-generation ...