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 ...

Q: Are fuel additives a waste of money? I think Stabil works, but what about the others—the ones that claim to "clean" the carb and valves and give you better mileage and enable the fuel to burn more ...

Miracle fuel additives that promise more kilometres per litre, cleaner engines and less pollution are as old as fuel itself. Such claims are often vague and rarely proven. But now a British firm says ...

Aviation fuel and gasoline powering military planes and vehicles could be infused with an additive that will cut the risk or severity of secondary explosions, including those caused by IED attacks.

"Just pour this stuff in the fuel tank, and your car will run like it's (turbocharged, supercharged-fill in the blank)." We're all certainly familiar with the sometimes outlandish claims of incredible ...