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The Industrial Injection 6.6L LBZ Duramax Stage 2 Long Block was designed for those who are looking to push the limits to the ultimate level. These are designed to be reliable for competition use. We use the highest quality parts and machining processes in every engine build, guaranteeing you the up...

The Industrial Injection 6.6L LMM Duramax Stage 2 Long Block was designed for those who are looking to push the limits to the ultimate level. These are designed to be reliable for competition use. We use the highest quality parts and machining processes in every engine build, guaranteeing you the up...

The Industrial Injection 6.6L LML Duramax Stage 2 Long Block was designed for those who are looking to push the limits to the ultimate level of racing. These are designed to be reliable for competition use. We use the highest quality parts and machining processes in every engine build, guaranteeing ...