These days, the Duramax namesake is as linked with turbo diesel engines as peanut butter is to jelly. That wasn't always the case, though. In the late '80s and early '90s, GM's Detroit Diesel couldn't ...
Powered by the legendary 6.7-liter Cummins HO turbo diesel inline-six engine, this new Power Wagon produces 430 horsepower ...
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