Diesel Engines
The Big Three Diesel Platforms
Original, plain-language guides to Cummins, Power Stroke, and Duramax — what's reliable, what to watch for, and the trouble codes that come with each. Pick your engine.
Cummins
The inline-six durability legend.
Explore CumminsPower Stroke
From the legendary 7.3 to the modern 6.7.
Explore Power StrokeDuramax
The refined V8, paired with the Allison.
Explore DuramaxNot sure which is right for you?
Read the honest three-way comparison, or talk to a technician who knows all three platforms inside out.