Ultra-low viscosity oils are becoming the norm for modern engines, especially smaller units prioritizing efficiency.

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 ...

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, ...

Here at SlashGear we advise following engine oil grade and classification recommendations in your vehicle's owner's manual. This holds true even with a high-mileage engine, where experts recommend ...