Chevrolet GMC Duramax LGH Fuel Injector 2011-2016: OEM 19210900 ( Set of 8 )

Full Injector Set for Your Duramax LGH Diesel

What Is It?

This set of eight OEM 19210900 fuel injectors is designed for the 6.6L Duramax LGH diesel engine used in Chevrolet and GMC trucks and vans from 2011 through 2016. These injectors deliver precise fuel quantities into each cylinder, ensuring smooth, clean combustion across all engine operations.

Why Choose OEM 19210900 (Set of 8)?

Replacing all eight injectors at once helps restore balanced fuel delivery and system-wide durability. OEM 19210900 injectors are calibrated to factory specs, offering consistent operation and reducing the risk of injector-related issues down the line—especially important for high-mileage vehicles or engines with uneven firing symptoms.

Key Benefits

✅ Complete Engine Coverage: Includes 8 matched injectors
✅ LGH-Specific Fitment: Engineered for 6.6L Duramax LGH engines (2011–2016 models)
✅ OEM-Calibrated Precision: Ensures proper spray pattern, pressure, and timing
✅ Built for Longevity: Designed to withstand high pressure and thermal cycling
✅ Plug-and-Play Installation: Direct replacement with no modifications required

Applications

Perfect for Chevrolet Express and GMC Savana vans, as well as HD trucks and chassis cabs using the LGH Duramax engine. This injector set supports fleet operators, commercial use, and anyone requiring full-system consistency for emissions and fuel efficiency.

Installation Notes

Professional installation is strongly recommended. Use new seals for each injector and inspect the injector cups and fuel rail for wear or contamination. After installation, balance rates should be verified and any fault codes should be cleared using a scan tool.

Final Thoughts

The OEM 19210900 (Set of 8) Fuel Injectors offer a complete, factory-grade solution for restoring fuel system reliability in Duramax LGH engines. With balanced working conditions across all cylinders, this set helps ensure clean operation and peace of mind—mile after mile.