While General Motors produces its own family of Duramax diesel engines for a range of light-duty and heavy-duty pickups, there’s one Chevy truck line that stands apart, instead cradling a Cummins ...
The Duramax V8 L5P has a displacement of 6.6 liters, which is slightly smaller than the 6.7L engines offered by Ford and Ram. Despite this, the L5P delivers 470 horsepower at 2,800 rpm, making it ...