When it comes to heavy-duty diesels, enthusiasts and truck owners inevitably circle back to the best American diesel engines: Ford's 7.3L PowerStroke, Dodge's 5.9L Cummins, and GM's 6.6L Duramax. If ...
In 2026, Ford’s 6.7L Power Stroke diesel outpaces GM’s 6.6L Duramax L5P in raw output and towing capacity, while the Duramax retains an edge in smoothness, fuel efficiency, and ease of maintenance.
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