API PC-12 engine oil categories CL-4 and FB-4 are advancing toward a 2027 launch. Here’s what the changes mean for fleets, ...

The API is aiming for a 2027 rollout of the new engine oil spec, which is meant to enhance performance standards.

The American Petroleum Institute (API) announced progress in the development of its new Proposed Category 12 (PC-12) ...

January 1, 2027, will be the first license date for two new heavy-duty engine oil categories, if all goes as planned.

Last year after working with auto manufacturers and others, API announced the approval of improved performance standards for engine oils which will provide greater protection and fuel efficiency for ...

The most current API SN oil category for gasoline engine oils are soon to be superseded by new gasoline engine oil standard aimed at providing greater protection and fuel efficiency for today’s ...

When you change oil in your gasoline-powered pickup truck or vehicle, do you take a second to look at the API (American Petroleum Institute) symbol on the container to make sure you’re using the ...

The saying “Time flies when you’re having fun” could likely apply to developing new engine oils. And some time has passed since the last diesel engine oil category was introduced in 2017 when the ...