The American Petroleum Institute's new diesel engine oil-service categories, API CK-4 and FA-4, will begin appearing in the marketplace on Dec. 1.

The request for first-licensing date from API is no later than Jan. 1, 2027, to coincide with the anticipated 2027 implementation date for EPA and CARB heavy-duty on-highway regulations, Harmening ...

The American Petroleum Institute will introduce a special Service Symbol Donut to help consumers identify the newly-approved FA-4 (PC-11) diesel engine oil. API approved two new diesel oil ...

The new donut features a shaded section to differentiate API FA-4 diesel oils from CK-4 oils. The API CK-4 Service Symbol Donut will look the same as the current CJ-4 Donut.

API approved two new diesel oil standards, FA-4 and CK-4, earlier this year. “API is introducing a diesel engine oil category for use in truck engines designed to meet 2017 model year on-highway ...

WASHINGTON (May 20, 2016) — The American Petroleum Institute (API) is introducing a special “Service Symbol Donut” to help consumers identify the recently approved API FA-4 diesel engine oil. Earlier ...

Work on creating the next heavy-duty diesel engine oil standard-- known in its current, embryonic form as Proposed Category 11-- is running on schedule to meet the planned “delivery” of new ...

Shell Lubricants has introduced a new portfolio of Shell Rotella heavy-duty diesel engine oils. Shell says its Rotella T4 Triple Protection 15W-40 and 10W-30, along with Shell Rotella T5 Synthetic ...

The American Petroleum Institute (API) has published a new resource page on best practices for purchasing and storing diesel exhaust fluid (DEF). “The API DEF Consumer Guidance offers consumers and ...