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 ...

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 ...

Engine additives can be really hit or miss, but TriboTEX claims to be a cut above the rest. Here's what consumers who've ...

OKLAHOMA CITY -- Love's Travel Stops and Country Stores will begin installing bulk containers for diesel exhaust fluid (DEF)—an additive needed for most 2010 diesel truck engines—at 50 of its truck ...

Small engine maker Briggs & Stratton Co. has introduced a fuel additive that it says will help prevent problems in gasoline engines using ethanol. Petroleum companies use a 10 percent blend of ethanol ...

When you cut to the basic principles of heavy-duty trucks it comes down to return on investment: maximum mpg, meeting emissions requirements and the truck running at optimum conditions and ...

Ethanol fuel, often lauded for its environmental benefits, has become a common additive in gasoline. However, its impact on ...

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, ...