
The Story
Description
The Industrial Injection Stage 4 honed nozzle steps the 2006-2007 6.6L LBZ Duramax injector to 50% over stock fuel delivery — heavier-fuel territory for power builds with supporting fuel system upgrades.
Sold individually as a nozzle only — does not include the injector body.
Features
- 50% over stock fuel delivery
- Precision-honed nozzle from Industrial Injection
- Drop-in replacement nozzle for LBZ Duramax injectors during rebuild
- Sold individually (8 required for a full set)
Notes
- Nozzle only — injector body, valve, and internals not included.
Description
Description
The Industrial Injection Stage 4 honed nozzle steps the 2006-2007 6.6L LBZ Duramax injector to 50% over stock fuel delivery — heavier-fuel territory for power builds with supporting fuel system upgrades.
Sold individually as a nozzle only — does not include the injector body.
Features
- 50% over stock fuel delivery
- Precision-honed nozzle from Industrial Injection
- Drop-in replacement nozzle for LBZ Duramax injectors during rebuild
- Sold individually (8 required for a full set)
Notes
- Nozzle only — injector body, valve, and internals not included.












