In the United States heavy duty trucking lubricants market, the drive for energy efficiency is influencing a transition from SAE 15w-40 diesel engine oils to those with lower viscosity grades such ...

Let’s explain all of those confusing numbers, letters and terms to help you choose the right oil for your car.

Newer automotive gasoline engines require the use of SAE 5W-30, 5W-20 or 0W-20 passenger car motor oil (PCMO) grades, dependent on manufacturer recommendations.” In addition, diesel engine oil ...

There are few things more important to the health of your vehicle's engine than running it with the correct motor oil. We're not ... alongside the likes of SAE and 5W-30, among other variations.

The second car that I ever owned was a 2002 Chevy Silverado 2500 with a 6.6L Duramax diesel engine under the hood. It wasn't my first choice, but it was a hand-me-down from my father after my 1993 ...