
The Story
Description
Industrial Injection's 20% Over Race1 nozzle for the 2004.5-2005 LLY Duramax is brought in direct from the OE supplier and then balanced and matched at the Industrial Injection facility using their extrude hone process. The result is a precisely calibrated nozzle that drops EGTs and adds power while preserving OE spray quality.
Features
- 100HP gain / 20% over / 25 LPM flow rate
- Built with brand-new OE Spec Plus parts
- Improved atomization for better combustion
- Direct replacement for the OE nozzle
- Tested on a state-of-the-art test stand
- Includes a new copper crush washer for installation
Notes
- Sold individually — order eight (8) for a complete engine set.
Description
Description
Industrial Injection's 20% Over Race1 nozzle for the 2004.5-2005 LLY Duramax is brought in direct from the OE supplier and then balanced and matched at the Industrial Injection facility using their extrude hone process. The result is a precisely calibrated nozzle that drops EGTs and adds power while preserving OE spray quality.
Features
- 100HP gain / 20% over / 25 LPM flow rate
- Built with brand-new OE Spec Plus parts
- Improved atomization for better combustion
- Direct replacement for the OE nozzle
- Tested on a state-of-the-art test stand
- Includes a new copper crush washer for installation
Notes
- Sold individually — order eight (8) for a complete engine set.











