If you thought diesel fuel additives were merely store-bought products at your favorite auto store, you'd better think again. Fuel suppliers, refineries, and manufacturers are the biggest market for ...

The central truism regarding any fuel additive is that sometimes you need it—and sometimes you don’t. Aside from the untold legions of snake oil substances touted to improve fuel economy, there are ...

For many years now, diesel engine manufacturers have continued to allude to equipment buyers about avoiding the use of diesel fuel additives. This position is expected, given the fact that engine ...

Although fuel filters and water separators get routine checks year-round, as ambient temperatures begin to drop, the actual fuel in the tank requires more attention. Adequate preparation isn’t always ...

Diesel fuel goes bad with time, but additives can make it last longer and improve performance. Photo credit: David Traver Adolphus / AutoGuide.com. If your diesel car, truck, or even farm equipment ...

Winter’s approach brings truck fueling systems into a different focus. Although fuel filters and water separators get routine checks year round, as ambient temperatures begin to drop, the actual fuel ...

Forbes contributors publish independent expert analyses and insights. Llewellyn King has been a player in the energy space since 1970. Steam did the heavy lifting of the Industrial Revolution. Then, ...

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 ...

From the time the Environmental Protection Agency proposed that ultra-low sulfur diesel (ULSD) be run in all on-highway diesel vehicles to when it was fully implemented in late 2006, there has been ...

Two of the products in Amsoil’s diesel fuel additive line have new formulations and the entire line has been repackaged, the company said. The new formulations of Amsoil Diesel Injector Clean and ...

I should have known better. Having never needed to purchase diesel fuel before, except to pour into my 20-gallon parts washer, when the time came to fill up our new Jetta SportWagen TDI, I wondered ...