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 ...

As a diesel owner, I know the hectic heartbreak of trying to keep such an unpopular drivetrain up and running in the U.S. Most people think of big semi trucks when they think of diesel, or they think ...

When it comes to keeping a diesel engine running smoothly, few components are more critical than the fuel system. Often referred to as the engine’s “heart,” the fuel system is responsible for ...

A diesel engine is simultaneously incredibly simple and incredibly violent, using compression as a means of ignition. This is because of the properties of diesel fuel: Namely, diesel is less volatile ...

The engines that power the vehicles we drive are exceptional machines. They're capable of generating insane amounts of power in a relatively confined space, and they can generally be expected to ...