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 ...
The Duramax 6600 (6.6L V-8) was introduced in 2001 and was developed in a partnership with GM Powertrain and Isuzu Motors. Since its introduction, more than 650,000 6.6L Duramax diesels have been ...
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