Diesel Performance Industry Expo 2019

After all the insane excitement of the Ultimate Callout Challenge, it’s easy to forget the event was about so much more than just the main competition.

Diesel News 02.10.2020

A turnkey common-rail first-gen that has a history of being competitive at the national level? Brent Roberts should have no problems selling this beauty, a ’93 Dodge coined “Generations Deep”…

2019 Show Schedule

April 04 | Zimmeys Diesel day, Pennsylvania | 564 Horseshoe Pike, Lebanon, PA 17042


The Ultimate Callout Challenge has become one of the biggest events in the diesel industry in only its second year of existence. With more than a hundred vendors, a show n’ shine, and more…

Ultimate Callout Challenge: Dyno Testing

May 4th, 5th and 6th 2016 were three exciting days in Salt Lake City. That week saw 23 of the most powerful diesel trucks in North America competing to…