Although the LBZ Duramax (produced from ’06 to ’07) has earned a reputation for making easy horsepower in the diesel industry, it’s also known for its one Achilles’ heel: cracking pistons. Once ...
turbocharger force-feeding GM's massive 6.6-litre (403 cu-in) Duramax diesel V8 gave my prodigious Silverado 2500HD 4X4 tester the acoustics to match its stunning torque rating of 650 pound-feet.
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