The next-gen heavy-duty engine oil standard (PC-12) has been formally approved, announced the American Petroleum Institute, which also introduced the new CL-4 and FB-4 “donut” certification marks ...

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

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

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

Classic cars have some very specific lubrication needs. But the specifics on which type of oil they need are a little ...

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; ...

Lubricant suppliers are warning of growing supply chain pressure tied to the ongoing conflict in the Persian Gulf, with ...

Surging Global Vehicle Production and an Expanding Vehicle Fleet to Intensify Demand for Automotive LubricantsNew York, NY, ...

The engine oil price-versus-performance ratio collapses when you ignore the chemistry of the base stock. You are not buying a ...

Gasoline was once a largely unwanted byproduct of refining crude oil, produced while companies focused on making kerosene for ...

Petroleum fuels enabled machines to outperform animals in strength and efficiency, altering how Americans moved and worked.