Diesel engine oil additives are popular add-on layers of protection, but many of their cornerstone benefits are already engineered into base lubricants. Brian Humphrey, OEM technical liaison for Petro ...

Analyzing the oil in your vehicle is like sending your blood to the lab for tests. An engine oil analysis can provide clues about the health of your engine – without any invasive surgery. By analyzing ...

Under normal circumstances, most modern engine oil and gasoline brands work fine on their own to keep your engine running smoothly. But there may be cases where even the best of them could use a ...

It has been said that oil analysis is 85 percent science and 15 percent art. The science part applies to such things as viscosity, the property in fluid that causes it to resist flow. Laboratory tests ...

Aftermarket additives are a popular off-the-shelf item at truck stops and parts counters, but many of the necessary additives already are formulated in the diesel engine oils directly from the ...

We earn commissions from purchases you make using links in our articles. Learn more. Most drivers know that regular oil changes are necessary to maintain the life and performance of their vehicle. For ...

There's a brave new world of fuel efficiency and operational savings in trucking—one that's enabled more by a combination of advanced engine hardware and oil technology than ever before. It only waits ...

Given all the options for motor oil options out there, choosing the right oil for your car might seem like a daunting task.