GM 94051259 LB7 6.6L Duramax Injector O Ring Kit 2001- 2004.5

GM 94051259 LB7 6.6L Duramax Injector O Ring Kit 2001- 2004.5


GM 94051259 LB7 Duramax Fuel Injector Cup O Ring Kit

The GM LB7 6.6L Duramax Injector O Ring Kit applications:

  • 2001- 2004.5 Chevy GMC 2500HD series trucks
  • 2001- 2004.5 Chevy GMC 3500HD series trucks   

GM 2001 to 2004.5 LB7 6.6L Duramax Injector Gasket Seal Kit

Replace you're damaged or torn 6.6 Liter LB7 Duramax injector seals with the genuine 94051259 GM replacement parts. The use of OEM LB7 6.6L Duramax Injector O-Rings will ensure a good seal on each diesel fuel injector. This Brand New GM part is a Set Of Two Injector Cup O-Ring Seals for each Duramax Fuel injector. To do a complete service, you will need to purchase eight of these injector seal kits.

This is a Brand New GM Part designed for the replacement of damaged injector cup o-rings. Installation of new Injector O-Rings will help prevent coolant contamination of the engine oil.  Damaged injector seals will allow cross contamination. Replacement Of the Fuel Injector Cups and Seal Kit is recommended every time you servie the fuel injectors.

NOTE: This Brand New GM 94051259 Injector Seal Kit includes the two required O-Rings needed for proper installation of each diesel fuel injector.


  • engine 6.6L
  • Flow Rate
  • Item Number GM 940512595
  • make Chevy/GM
  • model 2500 | 3500
  • year 2001 | 2002 | 2003 | 2004.5
  • Manufacturer Part No 94051259
  • Product Application 2001 to 2004.5 GM LB7 Duramax Diesel Engines
  • height 4
  • width 5
  • brand GMC
  • faq
  • Part Number
  • manufacturer GMC
  • Beam Pattern
  • Product Note