You could save as much as 1 percent on your fuel economy simply by switching from a 15W-40 engine oil to a 10W-30 engine oil, according to new research from Chevron Oronite. Purdue researchers ...

Kinematic viscosity is crucial for lubricant analysis, influencing performance and purchasing decisions. Learn about advanced measurement techniques and 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 ...

Engineered for Heavy-duty fleets, Severe Duty Equipment, and eMobility – Maximizing Fuel Savings, Service Intervals, ...