Jun 30, 2025

Chris Ehmke is joined by the lead tuner at Calibrated Power, Tim Mahoney, to discuss how the 2020+ Powerstroke 6.7 liter world is about to change. They discuss what this means for your 2020+ 6.7L, the ease at which tuning for the end user will be, and how adding 100+ HP is going to feel a lot different in these newer...

Jun 9, 2025

Show favorite, Chris Patterson, owner of Unrivaled Diesel, took second at the Ultimate Callout Challenge 2025! He sits to talk with host Chris Ehmke to discuss how grueling and how much it takes out of the competitors and their teams. The whole thing is about survival. Chris is a survivor, he put down a screaming 5.54...

Jun 7, 2025

Josh McCormack has won the Ultimate Callout Challenge 2025! He joins Chris to discuss the weekend. Family man, YouTuber, and an overall great guy. Josh lef it all out there and came back with first place. He breaks down the weekend, his big 3,100+ horsepower dyno run, racing, and his Sunday at the pull. Congrats on the...