Winter is the time of year that really puts diesel trucks and tractors to the test. Sure, a boosted engine loves cold air, but you know what doesn’t? The fuel that makes these workhorses run. That’s ...

FARGO, N.D. - Yes, North Dakota State University has indeed tested the fuel additive CA-40. The tests - replicated six times in a laboratory - show no significant improvement, either in horsepower or ...

[The Dong-a Ilbo] Channel A's 'Car Talk Show' Reveals Test Results: Fuel Economy per Liter Drops or Shows Almost No Change Are the automotive fuel additives people habitually buy at large supermarkets ...

Cummins Inc. recently endorsed two fuel additives, marking the first time the diesel engine maker has taken such a step. The original equipment manufacturer’s move reflects an evolution of fuel ...

The new low-sulfur diesel fuel is now being pumped into your tanks, whether you like it or not. Sure, the '07 vehicles were built to work on the stuff, but what about your non-brand-new truck? We aren ...

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 ...

Walk into any auto parts store and you'll see shelves of little bottles promising big […] ...