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 ...

Additives represent 15 to 20 percent of a gallon of oil with the balance being high-quality base oil. Additive packages play a key role in helping to keep an engine clean and protected from varnish ...

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 ...

As someone who's driven classic cars daily for around 15 years, as well as working on and restoring such cars throughout my education, I take vintage automotive maintenance very seriously. Many of ...

Walk into any parts store and you'll see the rows of glossy bottles promising to stop engine wear, boost fuel economy, and make your old clunker run like it just rolled out of the factory. The auto ...

Not up on zinkdialkyldithiophosphate? No problem. Grasp these points about engine oil additives and leave chemistry to the engineers. ConocoPhillips announced a startling claim last year: It had ...

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 ...

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 ...

Back in the 1980's there was a Valvoline ad campaign using a series of laconic drivers at the wheel of cars fully invested in their smoking death throes who used the tag line "Motor oil is motor oil." ...