We're comparing the spec sheet for the GM Duramax V8 L5P engine against its main rivals from Ford and Ram to see how it ...

The new lineup of Ram HD trucks just got extra beefy thanks to an improved diesel engine. The Cummins 6.7-liter turbo diesel ...

The 2025 Ram 2500 and 3500 Heavy Duty models feature two engines — the standard 6.4-liter HEMI V-8 engine and a new 6.7-liter Cummins Turbo Diesel engine that produces 430 hp and 1,075 lb.-ft. of ...