
Diesel Performance Podcast
674 episodes — Page 3 of 14
6 Speed LB7s Facts & Myths!
EPaul Wilson and Chris Ehmke address a topic we constantly get questions on, the 6-speed LB7. The boys want to sift through everything true and everything that is inaccurate when it comes to the 6-speed enabled LB7 diesel truck.
Diesel Jesus! Kory Willis
Kory Willis of PPEI joins Paul Wilson and Chris Ehmke! The boys have wanted to get Kory on for years and have finally delivered. Kory sits down to talk about the future of the diesel industry, the future of PPEI, and how the tuning industry is constantly changing. An hour-long episode packed with great talk that any diesel enthusiast would want to hear.
2023 Ultimate Callout Challenge Updates With Chris Searle
EPaul Wilson and Chris Ehmke have Chris Searle back on because the UCC 2023 is literally right around the corner! Chris discusses what folks attending the event can expect, what this competition holds, and the world's largest show and shine!
Unlocking Performance Potential
EAndrew Bailey of HP Tuners joins Chris Ehmke and Tim Mahoney! We are glad to talk with Andrew again about the process at which the performance world is stoked about, getting access to allow 10-Speed Allison transmission tuning. A huge deal with the driveability for 2020+ Duramax trucks and they discuss the process that goes into R & D, what this means from here on out, and much more!
What You Need To Know Before Buying A used Diesel Truck
EPaul Wilson and Chris Ehmke are discussing buying a used diesel truck and what you need to know before spending your money. They talk about things you should look out for, how to get the most out of your used purchase, and a ton more on this week's podcast!
Conquered It. Back-To-Back UCC Winner Justin Zeigler
EPaul Wilson and Chris Ehmke are joined by the reigning back-to-back champion of UCC, Justin Zeigler. He checks in to let the boys know if he's going for a three-peat, what his plans are with ODSS, and how he wants to get back into sled pulling.
They Said It Couldn't Be Done
EWell, well, well. It's happened. HP Tuners has given tuners the ability to unlock the L5P ECM remotely. This is a massive deal within the industry. Paul Wilson and Chris Ehmke break down what this means for diesel enthusiasts and the industry on this episode.
Lift Pumps 101
EPaul Wilson and Chris Ehmke discuss lift pumps in this week's episode! They break down top questions people ask when it comes to lift pumps. From beginner questions to veteran diesel truck tips the boys have you covered on this episode.
What Do We Think Of The 3.0L Duramax? You May Be Shocked
EWhat Do We Think Of The 3.0L Duramax? Paul Wilson and Chris Ehmke got to take out the newly acquired 2019 3.0L Duramax to let you know what they think about the truck stock, what improvements tuning will be able to make down the road, and much more!
2022 Cummins Huge News And More New Things On The Horizon
EChris Ehmke and Tim Mahoney have some interesting new developments with Cummins, turbos, and a few more things. They break down what you can expect to see coming here VERY SOON.
Horsepower Recipes Stage 1, 2, And 3 For 5.9L Cummins
EPaul Wilson and Chris Ehmke are talking horsepower recipes for 5.9L Cummins on this episode. They discuss three different stages for horsepower goals that we see the typical Cummins owner looking for in their years of expertise. From a great daily driver to an all-out beast, let's get it!
49 Vs 50 State Legal Tuning, What's The Difference?
EWith the diesel industry changing constantly, you may have noticed statements with aftermarket diesel products saying "49-State Tuning" or "50-State Tuning." What does it mean? Paul Wilson and Chris Ehmke break it down for you on this episode.
Integrity Within The Diesel Community
EPaul Wilson and Chris Ehmke want to discuss an ongoing topic that has been put on blast in a Facebook group. They discuss integrity within the community of diesel. Why? There's a name out there lacking in it and it's something that needs to be addressed. They boys do so in this episode!
Time For A Budget Build!
EPaul Wilson and Chris Ehmke are joined by Calibrated Power/DuramaxTuner's head of R&D, Tim Mahoney, to discuss his upcoming project. Tim gives you his upcoming project which is building an LB7. He wants 674 horsepower, sub 13-sec quarter mile, and a reliable truck to haul side by sides, snowmobiles, and more toys across the Midwest into Colorado!
Time For A Budget Build!
EPaul Wilson and Chris Ehmke are joined by Calibrated Power/DuramaxTuner's head of R&D, Tim Mahoney, to discuss his upcoming project. Tim gives you his upcoming project which is building an LB7. He wants 674 horsepower, sub 13-sec quarter mile, and a reliable truck to haul side by sides, snowmobiles, and more toys across the Midwest into Colorado!
*REBROADCAST* The King Of DIY Turba Tom
As you all are diesel enthusiasts like us, you know we lost a real one this year. Turba Tom embodied everything that makes this community what it is. Passion, a drive to learn, the want to pass that along to newcomers, and most importantly, a great person to be around. This episode was recorded in June of this year and is dedicated to a man that will be missed, but never forgotten.
Diesel In 2022 Year In Review
Paul Wilson and Chris Ehmke round out a BIG year for the Diesel Performance Podcast and discuss all the episodes you loved. We wouldn't be here if it weren't for our listeners, and we thank you all! The industry continues to change, records continue to be broken or pushed, and the passion for diesel continues to grow. Merry Christmas from the crew at Diesel Performance Podcast!
6.7L Cummins Progression
EWe are picking back up after the Thanksgiving Holiday and Black Friday deals! The boys move on from the 5.9L Cummins they discussed a few weeks ago to the 6.7L and Cummins engineering progressions. The newer models made massive advancements, mechanically and cosmetically. The boys highlight the changes in this episode.
Heavy Towing With A Diesel 101
EChris Ehmke is joined by Nick Priegnitz, CEO of Calibrated Power Solutions / Duramaxtuner, to break down towing heavy! They take you behind the wheel of a 4th Gen Cummins to talk about drive pressure to boost, aftermarket turbochargers, and more!
Cummins 50 State Tuning Has Arrived
EPaul Wilson breaks down everything you Cummins guys want to know about the new 50 state tuning available starting Monday!
*REBROADCAST* How Common Rail Injection Works
EWe are bringing back another highly received podcast episode, How common rail injection works. Paul Wilson and Chris Ehmke break down how this system works, class is in session!
*REBROADCAST* Top 5 Tuning Myths
EThe crew have been busy over here so we are going with one of our most downloaded episodes today! Top 5 tuning myths. Paul and Chris touch on the 5 most common misnomers revolving around tuning.
Cummins Early ERA - The Good, The Bad, & The Ugly
EPaul Wilson and Chris Ehmke are covering the early Cummins models on this week's episode! They discuss the early 5.9L, the switch from 12 valve to 24 valve, P-Pump and more!
Behind The Wheel Of A Tuned L5D & Stealth 64 Equipped BEAST
EPaul Wilson and Chris Ehmke are back and this time they are behind the wheel of a HUGE 5500 L5D that was just tuned and had a Stealth 64 Turbo installed by DuramaxTuner. Let's just say, this thing can handle a lot! The boys give you an update on how she rides.
The Cornfield Callouts In Ohio!
Chris Ehmke and Paul Wilson are joined by RJ Snider on this week's episode! RJ is a long-time listener and diesel enthusiast like us doing big things in his community with diesel. He discusses the dirt drag event The Cornfield Callouts and some 12 valve talk. Are you in or near Ohio? Be sure to get out to this awesome event. Details of the event: The Cornfield Callouts November 5th 13603 Sand Rock Road Glenford, Ohio
The Modern Era Of Duramax
EChris Ehmke and Anthony Bruneni discuss the Duramax era after the LBZ. They talk LMM, LML, and L5P! Changes made each RPO code, what they think the future holds for these 6.6L trucks, and what they may think happens with the Allison Transmission!
Duramax 2001-2007, LB7, LLY, LBZ, Upgrades and Failures
EPaul Wilson and Chris Ehmke go back and talk about how each Duramax RPO when released was revolutionary. While each RPO did have its weak points, the guys discuss which models are overrated and underrated. The results may shock you!
Complexity Of Tuning Newer Diesel Trucks
ENick Priegnitz of DuramaxTuner/Calibrated Power joins Paul and Chris to discuss the progression of tuning gas vehicles back in the mid-2000s, to calibrations for older diesel trucks, to where we are now with the L5P, 6.7L Powerstroke, and Cummins platforms.
Talking Tractor Pulls, Truck Pulls, And More With Matt Hart
EPaul is joined by local legend Matt Hart! You may have heard his voice on the PA at the local sled pulls or hell, if you're one that frequents auctions, you have heard this man doing his auctioneer work. Matt talks about diesel passion and more!
The History Of Duramax *REBROADCAST*
EWe wanted to share this older episode because of the amount of info and it's our most downloaded episode. Paul and Chris discuss the history of the Duramax engine. This is a great, informative episode on how much Duramax has evolved over the years!

Going BIG With Jason Wehrli
EJason from Wehrli Custom Fab is on to talk this Saturday's open house for his new shop! Jason discusses how he went from fabricating in his parents garage to this new massive facility and everything in between. He also chats future production and much more. Come out to DeKalb this Saturday Semptember 17th and see a bunch of amazing stuff and maybe win in a few of the auctions!
EPA Sentences Small Business To Death
EMike Hanzuk is back to discuss what the end result of his sentencing was for deleting diesel emissions equipment. Mike highlights how real this is with felony charges, possible jail time, and more. We thank Mike for sharing his story as this is some seriously personal things.
I Just Want To Beat The TRX
EChris is joined by Nick Priegnitz of Calibrated Power home of Duramaxtuner to give you a sneak peek ride along with the new EcoBoost Stealth Turbo prototype! He breaks down why they put this into development, what's the benefit, and what to expect. We know, it's not diesel, but we are all gear heads here.
2020-2021 PowerStroke Black Box Tuner
EYou newer Powerstroke owners are going to want to listen in on this episode. Finally, there is a way to bypass ECM swaps to tune your 2020-2021 Powerstroke 6.7l diesel. The boys break it all down here!
Big Block Cummins Check-In
EPaul and Nick give you an update on the big Cummins that was supposed to be a UCC truck ions ago. This thing has gone through a ton and Nick breaks down all the upgrades, mods, and mishaps along the way!
EPA Raid Results With Mike Hanzuk
EMike Hanzuk is back on the show to discuss what happens after the EPA raids your shop for deleting diesel trucks. This stuff is rough for us enthusiasts and that is what Mike is at his core. Mike thanks for sharing your story and we look forward to having him back!
You're Doing Manual Regens Wrong
EThe title says it all. You're doing manual regens wrong! The guys tell you how to know if you need to put your truck in a manual regen, why it's important, and how to actually perform a manual regen.
*REBROADCAST* Lazy Tuners Make Smokey Diesels
Going back and re-sharing this episode on tuning and smoke! Paul and Chris discuss how much smoke is the enemy when it comes to tuning. A smokey diesel is an unhappy diesel. Tuning is a science and if done improperly, it can make for a truck that has issues.
Crank No Start Diesel Diagnostics
EOur How-To Series rolls on. The boys tackle crank no-start this week. It's something many of us diesel owners have experienced, but how do you diagnose this? Paul and Chris have got that question covered this week!
How To Perform A Boost Test
EPaul and Jaden show you how to do a boost test on this Roxor. This kit from Calibrated Power works the same way on diesel trucks as well. Boost testing is something every diesel owner should do to ensure their truck is performing optimally.
How To Remove A Valve Body
Chris and Super Tech Jeremy run down how to remove a valve body from this LBZ Allison Transmission. They give you tips and pointers on what you need to do when/if it's time to replace yours. Be on the lookout for our How To series over these next few weeks!
40 Inch Tires, Huge Lift, Stealth 64... L5P Can't Stop
EPaul and Chris take out the L5P beast that is known as "Can't Stop." 40-inch tires, massive lift, freshly installed Stealth 64 for the L5P Duramax. The boys are shocked at how this monstrosity drives.... take a look!
PowerStroke Turbo Upgrade
EThe boys take you for a ride with the 2017 PowerStroke and the BRAND NEW 2015-2019 Stealth 67G2 for 2015-2019 PowerStrokes. They touch on the process at which it was designed and built, what you can expect from this turbocharger, and how much they enjoy getting behind the wheel of this 6.7L even more so.
Ultimate DIY Cummins With Turba Tom
EThe DIY GOAT himself, Turba Tom, is here to discuss his weekend with ONE truck in the Ultimate Callout Challenge! Tom put it down and had one hell of a weekend. He also talks to the boys about how he learned what he did and how he documents it to help more diesel enthusiasts get their hands dirty and into building a bad ass truck.
Dirty Hooker Diesel Is Gunning For Derek Rose
ETony and Tyler Burkhard from Dirty Hooker Diesel drop in to talk about how UCC 2022 went down for them! Tony gives an update on how a lot of folks think the event should be scored, him and Tyler's goals with ODSS, and much more!
Underdog? Mr. 3K Chris Patterson
EPaul and Chris are joined by Christ Patterson on this episode. Chris put it down at UCC 2022, taking his Cummins are pushing its limits (he always does). The guys talk about how he put in an amazing weekend while only using one truck, what new competitors can expect, and so much more.
Lavon Miller We Got The Horse Power Recipe You Need
ELavon sits down with the boys to talk about Justin Zeigler's Cummins hitting 3,300+ horsepower. He also talks about Firepunk, ODSS, and the future of racing for Lavon and crew!
3,336 HP at UCC with 1st Place Justin Zeigler
EJustin Zeigler has done it again! Back-to-back UCC champion. Setting dyno records. What more can he accomplish? The boys dive into what's next and how last weekend played out for the UCC two-time champion.
3,000HP CARB Certified Injectors w/ Lenny Reed
EThe boys are joined by Lenny Reed to talk about 3,000HP CARB certified injectors, pushing the limits of fuel, and the future of competition with diesel on this weeks episode. Lenny is gave an absolute masterclass on this episode, enjoy!
Lenny Reed Dynomite Diesel Rebroadcast
With Lenny Reed making headlines before UCC, we wanted to rebroadcast this older episode on injectors with the man from Dynamite Diesel!