Three years from now, you'll see a new API diesel engine oil-service category, designed to help meet federal greenhouse gas/fuel economy standards, which have a final phase-in date set for model year ...

The diesel engine oil available for your fleet is about to undergo a major change. Two new oil categories, CK-4 and FA-4, have been announced by the American Petroleum Institute (API) and will replace ...

Come December, you’ll see a new API oil classification with lower-viscosity parameters designed to be used in the next generation of fuel-efficient engines. In fact, you’ll see two different oil ...

Diesel engine makers and truck OEMs will, within a few short years, expect motor oil to contribute to the mandated greenhouse-gas emissions (GHG) reduction and corresponding increase in miles per ...

For any vehicle, the most important factor in prolonging its usability and preserving its performance is regular maintenance ...

Delo 400 XSP SAE 15W-40 (Full Synthetic) with ISOSYN Advanced Technology is a mixed-fleet engine oil recommended for naturally aspirated and turbocharged four-stroke diesel engines and four-stroke ...