The 6.6 LMM 2007-2010 Duramax powers Chevy and GMC HD trucks with strong torque and towing ability. Its turbocharged V8, upgraded emissions system, and high-pressure fuel setup help it perform well under load. The LMM handles heavy work, long drives, and performance upgrades with ease.
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Building engines the way the OEM factory should have in the first place.
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