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 ...

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 ...

Engine maker Cummins Inc. has decided to officially endorse and recommend two diesel fuel additives made by Power Service Products – Diesel Kleen +Cetane Boost and Diesel Fuel Supplement +Cetane Boost ...

Before we get into this discussion about the best diesel fuel additives, it's important to understand exactly what diesel additives are. During the refining process, diesel fuel receives a rating ...

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 ...

Dieselcraft’s #OX-20 diesel fuel test is designed to test fuel for oxidation to prevent sludge buildup and other harmful substances. The fuel test shows results in less than 20 minutes and will ...

Steam did the heavy lifting of the Industrial Revolution. Then, at the beginning of the 20th century, diesel began to take over the load and to expand into uses that steam wouldn’t have reached, from ...

Have any of you ever tried Prolong's Fast Fuel diesel fuel treatment?We just received a shipment and might be giving it a go. According to Prolong, its product increases mileage and performance, ...