Ultimate Callout Challenge 2025

Since 2016, the Ultimate Callout Challenge (UCC) has been the proving ground for diesel performance excellence. The UCC has become the ultimate showcase of innovation, grit, and horsepower. Each year, new records are set, new heroes arise, and the diesel world witnesses the evolution of power.

EVENT OVERVIEW:

The Ultimate Callout Challenge is more than just competition, it’s a full-throttle experience. It is packed with action, excitement, and opportunities to shine. From Vendor Alley, where the biggest names in diesel, off-road, and motorsports gather, to food trucks, live demos, giveaways, and exclusive fan activities. The energy at UCC is nonstop. Meet your favorite teams and builders, enjoy insider access, and dive into fan-favorite competitions like the Show-N-Shine, Dyno Competition, Burnout Pit, Sled Pull, and ODSS Drag Racing.

Whether you’re showing off your build, testing your machine’s strength, or just soaking up the sights and sounds, UCC 2025 offers every diesel enthusiast the chance to step into the spotlight. This is where passion meets performance, and fans transform into contenders. Get ready to be noticed, make your mark, and maybe even earn your place on the big stage. The UCC is diesel at its absolute limit – will you be there to witness history, or make it?

EVENT SCHEDULE:

Friday May 30th: Drag Racing – Full-throttle diesel monsters tear down the quarter-mile, where precision tuning meets raw, ground-pounding horsepower.
Saturday May 31st: Dyno Competition – Trucks are strapped to the dyno to unleash mind-blowing torque and horsepower numbers.
Sunday June 1st: Sled Pulls – Old-school grit meets cutting-edge engineering as these trucks hook to the sled and fight for every inch.