Diesel Brothers: Four reasons to get excited about Season 4!

(Courtesy of Discovery)
(Courtesy of Discovery) /
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Bigger risks and bigger rewards… and bigger challenges.

Diesel Brothers
(Courtesy of Discovery) /

When you build the biggest and baddest trucks on the planet, you’re bound to run into some serious setbacks. Luckily, the DieselSellerz are some of the toughest and most creative mechanics on the planet. Their job is to turn the impossible dreams of their clients into reality. However, sometimes they run into issues that are just as big as their trucks. This season, Heavy D and Diesel Dave use their wit (and their muscle) to wrestle with everything from massive runflats to tight deadlines.