Josh McCormack joins Paul Wilson and Chris Ehmke to discuss the weekend at UCC 2023. Josh Missed out on 1st by a mere 15 points, but threw down one of the best pulls of the weekend and put up a number of 2,879.6 HP on the dyno. He discusses the toll this weekend takes on every competitor, the camaraderie, and how he juggles being a shop owner and Youtuber amongst all the chaos. Always a blast having Josh on, hope all the dads had a great Father's Day!

Leaving It All Out There - Josh McCormack

The Diesel Performance Podcast is a conversation, debate, and everything else about the three main domestic diesel engines: Duramax, Powerstroke, and Cummins. Hosts Paul Wilson and Chris Ehmke cover topics every diesel owner wants to know. If you love diesel engines and light duty pickup trucks - you've found the perfect podcast.

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Chris Ehmke and Paul Wilson are joined by Katie Pajestka on this release. You know the name, you know the 2003 LB7 of hers. Katie calls in to give the boys an update on her LB7 being resurrected and she discusses what life is like wrenching and having fun with the Supra. Katie is always a great interview, we hope you enjoy this one as much as we did!

Katie Pajestka's LB7....Back?!

Chris Ehmke is joined by Nick Priegnitz, CEO of Duramaxtuner, to discuss something they both wanted to partake in. They put the 3.0L Duramax shop truck up against the 6.2L gas truck of one of our employees when it comes to towing. Well, let's just say this one was very interesting..... Have a listen. 

3.0L Diesel Vs. 6.2L Gas

Paul Wilson brings you the most data-intensive episode when it comes to putting a turbo through quite the test. Nick Priegnitz, CEO of Calibrated Power/Duramaxtuner, put together a set of tests including towing, spool-up, and max horsepower smoke output limited and unlimited. Yes it's a ton of information. The turbos? 5.9L 3rd Gen Cummins stock turbo vs. a modified wastegate turbo vs. a Cummins Stealth STR turbo. If you like to hear real-world data, you'll want to listen to this episode!

Turbos! Stock Vs. Mod Stock Vs. Cummins CW Stealth STR

Paul Wilson and Chris Ehmke are back with a hot button topic. We've all been around enough to have seen a ton of misinformation make its rounds when it comes to emissions equipment and tuning around the LML and now the L5P. Paul and Chris discuss in-depth about the what you should look out for, what the future is next, and much more on this episode of Diesel Performance Podcast. 

L5P... Delete it? Keep It Emissions Intact?

Paul Wilson and Chris Ehmke are back to discuss 5th Gen Cummins horsepower recipes. We have been getting a lot of requests via messages and comments to do a horsepower recipe episode on the 5th Gen Cummins and the boys delivered. They tackle upgrades, why your transmission in your 5th Gen needs a little something extra, and much more. 

Leaving It All Out There - Josh McCormack

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