Cummins, Power Stroke and Duramax
Dave and Sons talk about them all. Join us for a discussion about the good, bad and ugly of Diesel Motors

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The Science Behind Million Mile Engines!

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Our FIRST Look Inside the NEW 2026 6.7L Cummins… What Did They Change?!

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Three 5th Gen Cummins Engines... SAME Exact Failure Every Time!

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Cummins/Powerstroke/Duramax REAL Differences Broken Down By An Engineer

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Why Everyone Giggles At This US Town Name😱

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We Break Down the Best Cummins Years to Own

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#39: How Master Mechanic Dave Bell Built an 8M-Follower YouTube Empire

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Duramax, Cummins and Power stroke Diesel Engine piston design

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FORD vs GMC, The Truth and nothing but the Truth

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How the 2011 Ford Power Stroke Beat GM’s Duramax | Banks Speed School

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I Asked Diesel Shop Owner What Is The Most Unreliable Diesels!

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EXPOSED: The TRUTH About Diesel Additives

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What Caused This 6.7L Cummins to COMPLETELY Lock Up?

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Brand New BUILT 6.7L Cummins Engine WON'T START?!

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Duramax vs Cummins: The Ram 2500 And Chevy Silverado 2500 Take On The World's Toughest Towing Test!

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We Caught This Cummins BEFORE Major Failure!

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I Rank Current HD Diesel Engines BEST to WORST *Diesel Mechanic Review*

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Diesel Truck Maintenance

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$15,000 or Nothing! Duramax Blow-By Engine Swap & Upgrades in 12 HOURS – Can My Team Pull It Off?

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