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A motor that replaced the GM and Detroit Diesel-built 6.2L and 6.5L motors. The first was the LB7, then the LLY, then the LBZ and as of 2007(.5), the clean-diesel LMM. The truck currently, and for two years, produces over 360 HP and 650 LB. FT. and has solidly becoming a sucessful and reliable motor. DMAX Ltd. in Moraine, OH recently produced it's one-millionth engine.
Duramax Applications: Chevy and GMC 2500 HD and 3500 HD Chevy Kodiak and GMC TopKick
by dmax6600 August 27, 2007
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Chevy's most kick as truck, the durmax diesel engine (made by Isuzu) makes fords and dodges look like junk they really are.
by umm yeeee November 02, 2009
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refers to the greatest tampon when it comes to trucks. ford powerjoke, chevy duramax. not considered as bad as the powerstroke but second worst in diesel engines. drive a cummins.
chevy duramax: makes a great tampon for that elephant you call your girlfriend.
by cummins man January 25, 2009
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