The Japanese automaker's switch to 0W-20 motor oil may have boosted efficiency and cold-weather performance, some drivers ...

Considering how many types of oils there are, and how opaque their names may sometimes seem, it's understandable to use the ...

The numbers and letters on a bottle of motor oil can look like gibberish if you aren't sure how to decode them. 5W-30, 10W-40, 0W-20... What's this supposed to be telling you? Does the "W" stand for ...

You've always been good, we hope, about making sure the right grade of oil is put in your car, whether you do it yourself, or you have it changed by professionals. So, if your car requires 5W-30 oil, ...

Companies like Nissan and Toyota are preparing dealer service centers for a motor oil shortage. Here's how it could impact ...

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 ...

Learn what the "E" in engine oil means, how it applies to heavy-duty diesel engines, and why it's important for commercial vehicles and industrial equipment.

The new PennGrade 1 Full Synthetic motor oil is engineered to meet the demands of today’s most advanced engines.