Discovery’s “Diesel Brothers” have promised one heck of a ride for both fans and curious viewers. In an unlikely plot twist, custom vehicle builders Heavy D and Diesel Dave have partnered with MLB ...

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Finnish manufacturer Wärtsilä introduced an engine back in 2015 that was so good, it snagged a Guinness World Records title for being the most efficient four-stroke diesel engine shortly after its ...

Displacement on demand has been a fuel-saving technology for light-duty gasoline engines for several years now. The technology also holds promise for diesel engines – but in a slightly different way.

Amsoil's diesel All-in-One fuel additive combines the benefits of Amsoil Diesel Injector Clean, Diesel Cold Flow, and Diesel Cetane Boost in one package. According to the company, the additive ...

It's been 15 years since Toyota brought the T100 (its first so-called "1-ton" truck) to the U.S. with just 150 hp under the hood. Since then, the truck evolved into the Tundra, which was considered by ...