If all the diesels currently available, Duramaxes are among the kings of big-horsepower programming. There are many programmers out there offering 150-plus horsepower at the wheels, with some even ...
For 2001, GM released its 6.6L Duramax engine, which, at the time, was considered by many to be the most advanced diesel powerplant ever installed in American pickup trucks. The fact that the same ...
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