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Industrial Injection race cylinder heads for 2006–2010 Chevrolet Duramax LBZ and LMM engines. These heads are offered as race-spec replacements intended for Duramax LBZ/LMM platforms from the listed model years, delivering a purpose-built option for high-output or motorsport-focused diesel builds requiring head upgrades.
Industrial Injection 06-10 Chevrolet Duramax LBZ/LMM Race Heads
