When it comes to maintaining the health and longevity of your vehicle's engine, one of the most critical decisions you can make is selecting the appropriate engine oil grade. Engine oil acts as the ...

In the era of quick-change oil shops, it's easy to overlook what's actually going into your vehicle's engine. After all, the folks doing the work are the experts, so there's no need to really have ...

If you're in the auto parts store wondering what all the codes mean on bottles, then you are not alone. Here's our handy guide to deciphering the digits.

Demands on heavy-duty diesel engine oils have changed alongside engine technology and fuel formulations. “As engine technology and fuel technology have evolved, the environment in the crankcase has ...

In North America, 15W-40 is the predominant viscosity grade for heavy-duty diesel engine oil. While other options exist, such as 5W-40 and 10W-30, many consumers are reluctant to change from the ...