Standard Ignition DIL3 Diesel Fuel Injector Line

Brand Standard Ignition DIL3
Engine ID Code LB7
Engine Vin Code 1
Gaskets Included No
Hardware Included No
Notes Zinc Coated to Prevent Corrosion
Fits Chevrolet and GMC · 16 vehicles

Corrosion-resistant steel. Built for longer service life with a zinc coating to help prevent rust.

Precise fit. Bent at the correct angle for easier installation and a secure seal.

Burst-tested design. Helps maintain the high-pressure fuel flow this injector line requires.

Cross-references Dorman - OE Solutions 904-127, GB 7-008 and 2-350003 for the same application. See all 8.

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Diesel Fuel Injector Line for LB7 Applications

Standard Ignition DIL3 is a diesel fuel injector line built for precise fuel delivery on LB7-equipped Chevrolet Silverado 2500 HD, Silverado 3500, GMC Sierra 2500 HD, and Sierra 3500 models. It is zinc coated to help resist corrosion and is formed for accurate routing and fit.

Designed for the injector-to-fuel rail connection, this line helps maintain a secure seal under diesel fuel pressure. The ferrule tip ends are shaped to match the inlet and outlet interfaces for a tighter connection and reduced leak risk.

  • High-grade steel construction for durability
  • Zinc coating to prevent corrosion
  • Bent to the correct angle for fitment and installation
  • Ferrule tip ends designed for a secure seal
  • Pressure-tested against bursting for diesel fuel system use
  • Engine ID code: LB7
  • Engine VIN code: 1
  • 2-port design

Fitment Details

  • Fits 2001-2004 Chevrolet Silverado 2500 HD, Cyl. 4 and 5
  • Fits 2001-2004 Chevrolet Silverado 3500, Cyl. 4 and 5
  • Fits 2001-2004 GMC Sierra 2500 HD, Cyl. 4 and 5
  • Fits 2001-2004 GMC Sierra 3500, Cyl. 4 and 5

What This Part Helps Address

  • Fuel seepage at the injector line connection
  • Corrosion on an existing diesel injector tube line
  • Cracked or burst-prone fuel line sections
  • Poor sealing between the injector and fuel rail
  • Incorrect line routing from a bent or damaged original part

Installation Notes

Confirm LB7 engine identification before ordering. This line is specific to cylinder 4 and 5 applications listed above, and it does not include gaskets or hardware. Verify the injector and fuel rail connection points are clean before installation to support a proper seal.

Quality Assurance

Standard Ignition builds this diesel injector line from anti-corrosive steel and tests it for burst resistance to help maintain the high-pressure fuel delivery required by the engine. This part cross-references Dorman OE Solutions 904-127 for the same application.

This part fits 16 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2004ChevroletSilverado 2500 HD6.6LV8N/ACyl. 4 and 5
2004ChevroletSilverado 35006.6LV8N/ACyl. 4 and 5
2004GMCSierra 2500 HD6.6LV8N/ACyl. 4 and 5
2004GMCSierra 35006.6LV8N/ACyl. 4 and 5
2003ChevroletSilverado 2500 HD6.6LV8N/ACyl. 4 and 5
2003ChevroletSilverado 35006.6LV8N/ACyl. 4 and 5
2003GMCSierra 2500 HD6.6LV8N/ACyl. 4 and 5
2003GMCSierra 35006.6LV8N/ACyl. 4 and 5
2002ChevroletSilverado 2500 HD6.6LV8N/ACyl. 4 and 5
2002ChevroletSilverado 35006.6LV8N/ACyl. 4 and 5
2002GMCSierra 2500 HD6.6LV8N/ACyl. 4 and 5
2002GMCSierra 35006.6LV8N/ACyl. 4 and 5
2001ChevroletSilverado 2500 HD6.6LV8N/ACyl. 4 and 5
2001ChevroletSilverado 35006.6LV8N/ACyl. 4 and 5
2001GMCSierra 2500 HD6.6LV8N/ACyl. 4 and 5
2001GMCSierra 35006.6LV8N/ACyl. 4 and 5
Directly replaces or cross-references 8 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Dorman - OE Solutions — 904-127GB — 7-0082-350003800-94003600211297188722AP63722FIL3