20 Best 2004 Gmc Duramax Injectors [2024]

Are you looking for the best 2004 Gmc Duramax Injectors? Based on expert reviews, we ranked them. We've listed our top-ranked picks, including the top-selling 2004 Gmc Duramax Injectors.

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1 LAFORMO Duramax 6.6L Fuel Injector Return Line Kit (Left + Right) Replacement for 2004.5-2010 Chevy... LAFORMO Duramax 6.6L Fuel Injector Return Line Kit (Left + Right) Replacement for 2004.5-2010...
2 HVACSTAR Fuel Injector Cap/Block-Off Tool M14 14MM for 2001-2005 6.6L Chevrolet/GMC Duramax (LB7 &... HVACSTAR Fuel Injector Cap/Block-Off Tool M14 14MM for 2001-2005 6.6L Chevrolet/GMC Duramax (LB7...
3 DEF 97188463 LB7 Injector Sleeve Cup for 2001-2004 Chevrolet Silverado/GMC Sierra 6.6L Duramax with... DEF 97188463 LB7 Injector Sleeve Cup for 2001-2004 Chevrolet Silverado/GMC Sierra 6.6L Duramax...
4 GXP Stainless Steel Fuel Injector Line Set Compatible with 2001-2004 Chevy Silverado/GMC Sierra... GXP Stainless Steel Fuel Injector Line Set Compatible with 2001-2004 Chevy Silverado/GMC Sierra...
5 Diesel Fuel Injector Return line Rail Kit Compatible with 2004-2010 Chevy GMC 6.6L LLY LMM LBZ... Diesel Fuel Injector Return line Rail Kit Compatible with 2004-2010 Chevy GMC 6.6L LLY LMM LBZ...
6 Diesel Fuel Injector Connector Harness for Chevrolet GMC 6.6L Duramax LLY LBZ LLM Diesel 2 Wire... Diesel Fuel Injector Connector Harness for Chevrolet GMC 6.6L Duramax LLY LBZ LLM Diesel 2 Wire...
7 GXP Stainless Steel Fuel Injector Line Set Compatible with 2004.5-2005 Chevy Silverado/GMC Sierra... GXP Stainless Steel Fuel Injector Line Set Compatible with 2004.5-2005 Chevy Silverado/GMC Sierra...
8 Diesel Fuel Line Return Kit With Clips For 2004.5-2010 Chevrolet Chevy GMC Silverado Sierra 2500 HD... Diesel Fuel Line Return Kit With Clips For 2004.5-2010 Chevrolet Chevy GMC Silverado Sierra 2500...
9 LB7 Valve Cover Gaskets Injector Service Kit Replacement for Chevrolet Silverado 2500 3500 GMC... LB7 Valve Cover Gaskets Injector Service Kit Replacement for Chevrolet Silverado 2500 3500 GMC...
10 WFLNHB 8Pcs 904-126 904-127 904-128 904-129 Fuel Injector Lines Fuel Injector Supply Line... WFLNHB 8Pcs 904-126 904-127 904-128 904-129 Fuel Injector Lines Fuel Injector Supply Line...
11 Marsflex Fuel Injector Supply Line Bend Precisely No Leak Fit 2001-2004 Chevy Chevrolet Silverado... Marsflex Fuel Injector Supply Line Bend Precisely No Leak Fit 2001-2004 Chevy Chevrolet Silverado...
12 MOTOALL Connector Wiring Harness Plug Wire Pigtail for Ford 7.3L 6.0L Powerstroke GM Chevy GMC... MOTOALL Connector Wiring Harness Plug Wire Pigtail for Ford 7.3L 6.0L Powerstroke GM Chevy GMC...
13 Fuel Injector Return Line Kit for 2004.5-2010 Chevy GMC 6.6l LLY LBZ LMM Duramax Fuel Injector Return Line Kit for 2004.5-2010 Chevy GMC 6.6l LLY LBZ LMM Duramax
14 New Dieselogic Injector Return Line Bolt (Rail To Head) Fits Duramax Chevy/GMC LB7 6.6L 2001-2004... New Dieselogic Injector Return Line Bolt (Rail To Head) Fits Duramax Chevy/GMC LB7 6.6L 2001-2004...
15 Fuel Injector Connector Harness Compatible with Chevrolet & GMC Duramax LLY LBZ LLM 6.6L Diesel Fuel Injector Connector Harness Compatible with Chevrolet & GMC Duramax LLY LBZ LLM 6.6L Diesel
16 Fuel Injector Supply Line Lines For 01-04 Chevrolet GMC Chevy 6.6L Duramax LB7 Cylinders 1 2 3 4 5 6... Fuel Injector Supply Line Lines For 01-04 Chevrolet GMC Chevy 6.6L Duramax LB7 Cylinders 1 2 3 4 5...
17 8 Pcs Fuel Injector Supply Lines Replacement for 2001-2004 Chevrolet Silverado 2500HD 3500 GMC... 8 Pcs Fuel Injector Supply Lines Replacement for 2001-2004 Chevrolet Silverado 2500HD 3500 GMC...
18 Fuel Injectors Compatible with Chevy Silverado 1500 2500 3500 Tahoe Replacement for GMC Sierra 1500... Fuel Injectors Compatible with Chevy Silverado 1500 2500 3500 Tahoe Replacement for GMC Sierra...
19 KIPA Injector Sleeve Cup O-Rings Kit for gm Chevy 2500 3500 6.6L LB7 Duramax 2001-2004 Stainless... KIPA Injector Sleeve Cup O-Rings Kit for gm Chevy 2500 3500 6.6L LB7 Duramax 2001-2004 Stainless...
20 ACDelco GM Original Equipment PT2183 Black Multi-Purpose Pigtail ACDelco GM Original Equipment PT2183 Black Multi-Purpose Pigtail
SaleBestseller No. 1
LAFORMO Duramax 6.6L Fuel Injector Return Line Kit (Left + Right) Replacement for 2004.5-2010 Chevy...
  • Include : Left and Right Fuel Injector Return Line Kit (fuel injector return line)
  • Fitment : 2004.5-2010 6.6L LLY Duramax Diesel Pickup Truck Engines
  • Part Number: 97328733, 0928400552
  • Easily breaking & aging of the plastic brackets lead to the failure of the return lines
  • 1 Year Warranty ,Kindly do not hesitate to contact us back in the future if you feel that you need further assistance.
Bestseller No. 2
HVACSTAR Fuel Injector Cap/Block-Off Tool M14 14MM for 2001-2005 6.6L Chevrolet/GMC Duramax (LB7 &...
  • Fuel Injector Cap / Block-Off Tool M14 14MM for 2001-2005 6.6L Chevrolet/GMC Duramax (LB7 & LLY) and 2003-2007 5.9L Dodge/Cummins
Bestseller No. 3
DEF 97188463 LB7 Injector Sleeve Cup for 2001-2004 Chevrolet Silverado/GMC Sierra 6.6L Duramax with...
  • Fitment:Injector Nozzle Housing and O-ring for Chevy/GMC 2500 3500 LB7 Duramax 6.6L 2001-2004.
  • Replaces part number:97188463 for the Nozzle Housing,94051259 for the O-rings.
  • Material:The housing is made of plated stainless steel for fuel resistance,Heat-resistant for a long-lasting performance.
  • Application:Replace anytime the Housing is damaged or pitted. If the housing sticks to the injector upon removal, it is recommended to replace with a...
  • Package Includes:1 x Injector Nozzle Housing,2 x O-rings.
Bestseller No. 4
GXP Stainless Steel Fuel Injector Line Set Compatible with 2001-2004 Chevy Silverado/GMC Sierra...
  • This Stainless Steel Injector Line Set is a direct replacement for the factory lines in your 2001-2004 GM 6.6L Duramax LB7. Due to the design of the...
  • Complete Set | Stock Replacement | New, Not Remanufactured
  • Stainless Steel Construction | 1-Year Unlimited Mileage Warranty
  • Replaces OE Part#: 97188720 1&8, 97188723 2&7, 97188721 3&6, 97188722 4&5
  • Compatible with 2001-2004 GM 6.6L LB7 Duramax Diesel
Bestseller No. 5
Diesel Fuel Injector Return line Rail Kit Compatible with 2004-2010 Chevy GMC 6.6L LLY LMM LBZ...
  • Compatible with:2004-2010 Chevy GMC 6.6l LLY LBZ LMM Duramax
  • Replace Part Number:97328733 98062291 97328732 98045649 98045648 97380859
  • Content:6* "T" return connector, 2* 90 degree return connector, 8* Return connector O-rings, 8*Return connector retaining clips
  • Function:Help Fuel pump can provide pressure to the injectors without changing the pressure in the fuel tank.
  • Warranty:For any reason, if you are not satisfied with your purchase, contact us directly. We offer a one-year warranty, 100% satisfaction guarantee.
Bestseller No. 6
Diesel Fuel Injector Connector Harness for Chevrolet GMC 6.6L Duramax LLY LBZ LLM Diesel 2 Wire...
  • diesel injector wire connector lly duramax injector pigtail lly injector pigtail Lbz duramax Lly duramax Fuel injector connector Llm Injector harness...
  • Fit for Buick Cadillac Chevy GMC Hyundai KIA Pontiac SAAB Saturn models, pls kindly check the following product description for fitments.
  • Pigtail wires are 14 Gauge and 16 inches long. Connector is assembled with Ultra High Temperature Silicone wire seals
  • Manufacturer Part Number: 88988963, Other Part Number: PT2183
Bestseller No. 7
GXP Stainless Steel Fuel Injector Line Set Compatible with 2004.5-2005 Chevy Silverado/GMC Sierra...
  • Don't contaminate the new injectors in your 2004.5-2005 GM 6.6L Duramax LLY by reusing your old lines, replace them with this injector Line Set. This...
  • Complete Set | Stock Replacement | New, Not Remanufactured
  • Stainless Steel Construction | 1-Year Unlimited Mileage Warranty
  • OE Cross Reference Numbers: 97378825 (Cyl. 1&8), 97378828 (Cyl. 2&7), 97378826 (Cyl. 3&6), 97378827 (Cyl. 4&5)
  • Compatible with 2004.5-2005 GM 6.6L LLY Duramax Diesel
Bestseller No. 8
Diesel Fuel Line Return Kit With Clips For 2004.5-2010 Chevrolet Chevy GMC Silverado Sierra 2500 HD...
  • Direct replacement for a proper fit every time
  • Easily fits into the fuel fitting or fuel barb
  • Made from high-quality materials for ultimate durability
  • Engineered and manufactured specifically for the repair environment
  • Replaces Original Equipment (OE) number: 98062291 97328733, 97363195 0928400552 0928402097
Bestseller No. 9
LB7 Valve Cover Gaskets Injector Service Kit Replacement for Chevrolet Silverado 2500 3500 GMC...
  • VALVE COVER GASKET REPLACEMENT - A valve cover gasket seals the valve cover to the top portion of the engine cylinder head. The gasket prevents motor...
  • INJECTOR CUP O-RINGS - We highly recommend using these new O-rings if replacing your cups to avoid any cross contamination between the engine oil and...
  • VALVE COVER BOLTS - Many professional engine builders prefer to use studs because of their ability to properly position the gasket and guide the cover...
  • COOLANT OUTLET O-RING - Engine Coolant Outlet O-Rings are designed, engineered, and tested to rigorous standards. These O-Rings are formed elastomer...
  • PACKAGE CONTENTS - This is a fuel injector installation kit for the 2001 2003 2004 Chevy GMC 6.6 Duramax 6.6L diesel fuel injectors valve cover gasket...
Bestseller No. 10
WFLNHB 8Pcs 904-126 904-127 904-128 904-129 Fuel Injector Lines Fuel Injector Supply Line...
  • Replacement for Chevy Chevrolet Silverado 2500 HD 2001-2004.
  • Replacement for Chevy Chevrolet Silverado 3500 2001-2004.
  • Replacement for GMC Sierra 2500 HD 2001-2004.
  • Replacement for GMC Sierra 3500 2001-2004.
  • OE:904-126,904126,904 126,904-127,904127,904 127,904-128,904128,904 128,904-129,904129,904 129.
SaleBestseller No. 11
Marsflex Fuel Injector Supply Line Bend Precisely No Leak Fit 2001-2004 Chevy Chevrolet Silverado...
  • [GUARANTEE]: 1-Year Unlimited Mileage Warranty
  • [QUALITY]: High-quality Steel Tube Lining Reinforcement Technology to Ensure No Oil Mist is Sprayed out of the Tube
  • [INSTALLATION]: Each Pipe is Accurately Bent and Carefully Inspected to Ensure Easy Installation and No Leakage at the Nut Connection
  • [COMPATIBLE]: Fuel Injector Supply Lines Fit for 2001-2004 Chevy Silverado 2500 HD / 3500 V8 6.6L Diesel, Fits for 2001-2004 GMC Sierra 2500 HD / 3500...
  • [PACKAGE]: Package Included 8 * Fuel Injector Lines. 2 * 97188720 for Cylinder 1/8; 2 * 97188723 for Cylinders 2/7; 2 * 97188721 for Cylinders 3/6; 2...
Bestseller No. 12
MOTOALL Connector Wiring Harness Plug Wire Pigtail for Ford 7.3L 6.0L Powerstroke GM Chevy GMC...
  • Condition: brand new and well packaged
  • Fits 7.3l Powerstroke IPR Valve and Injectors 1995.5-2003 (1995 1996 1997 1998 1999 2000 2001 2002 2003); 6.0l Powerstroke Turbo VGT Solenoid (AKA...
  • For: Variable Geometry Turbo (VGT) Solenoid, Injection Pressure Regulator (IPR) Valves, Heui A/B Injectors, Valve Cover Gasket Repair Harness
  • Female Socket 2-Wire Pigtail Adapter Connector Repair Harness Kit For Ford Power Stroke, Navistar, And GM Duramax Engines
  • Package includes: 1pc Connector Adaptor Wiring Harness as pictured
Bestseller No. 14
New Dieselogic Injector Return Line Bolt (Rail To Head) Fits Duramax Chevy/GMC LB7 6.6L 2001-2004...
  • This is an Auction for Injector Return Line Bolt (Rail to Head)
  • 1 - Duramax Diesel LB7 Return Line Bolt
  • 1 Year Warranty
Bestseller No. 15
Fuel Injector Connector Harness Compatible with Chevrolet & GMC Duramax LLY LBZ LLM 6.6L Diesel
  • √ Condition: Brand new and high quality, well packed
  • √ Compatible with Buick Cadillac Chevy GMC Hyundai KIA Pontiac SAAB Saturn models (see details)
  • √ Ready to use, direct plug and play
  • √ Connector is assembled with Ultra High Temperature Silicone wire seals to prevent by moisture, oil etc.
  • √ Built to strict quality control standards, 1 year warranty, hassle-free return and money back policy, buy with confidence!
Bestseller No. 16
Fuel Injector Supply Line Lines For 01-04 Chevrolet GMC Chevy 6.6L Duramax LB7 Cylinders 1 2 3 4 5 6...
  • Designed to deliver trouble-free, consistent performance
  • Made from High Quality Materials
  • Required replacement when changing injectors on your LB7
  • Engineered and manufactured specifically for the repair environment
  • Replaces OE#s - 97188723, 97188722, 97188721, 97188720
Bestseller No. 17
8 Pcs Fuel Injector Supply Lines Replacement for 2001-2004 Chevrolet Silverado 2500HD 3500 GMC...
  • 【Function】: Fuel injector lines undergo rigorous inspection to ensure high quality, durability and reliability under extreme conditions. the...
  • 【Compatible With】:Fuel injector lines fits for 2001-2004 chevy silverado 2500 HD / 3500 V8 6.6L turbo diesel, fits for 2001-2004 GMC sierra 2500...
  • 【Package includes】: Package Included 8* fuel injector line.2x 97188720 parts for cylinders 1&8; 2x 97188723 for cylinders 2&7; 2x 97188721 parts...
  • 【Replaces Part Number】: 97188720 / 904-129, 97188721 / 904-128, 97188722 / 904-127, 97188723 / 904-126.perfectly replaced.
  • 【Warranty】lifetime service, hassle-free return and money back policy, buy with confidence! If you have any questions about fuel injector line...
Bestseller No. 18
Fuel Injectors Compatible with Chevy Silverado 1500 2500 3500 Tahoe Replacement for GMC Sierra 1500...
  • [FUNCTION] Fuel injector transfers gas from the tank into the engine cylinders to provide power for the vehicle. Gas enters the fuel injectors in...
  • [FITMENT] 4 holes injector replacement for Cadillac, Chevrolet, GMC 4.8L ,5.3L, 6.0L V8 Engine: Compatible with Chevy Express 2500, Express 3500,...
  • [REPLACE PART NUMBER] 25317628, 17113698, 17113553, FJ315, FJ10062, 8171136980.
  • [PREMIUM QUALITY] Long life-span matters, our injector is crafted from composite material to prevent corrosion within the fuel control body leading to...
  • [SERVICE GURANTEE] Package include: 8Pcs x Fuel Injectors. If it fails on your vehicle, feel free to contact us.
Bestseller No. 19
KIPA Injector Sleeve Cup O-Rings Kit for gm Chevy 2500 3500 6.6L LB7 Duramax 2001-2004 Stainless...
  • Top Quality Well-Manufactured Fuel injector sleeve is made of plated stainless steel for fuel resistance Heat-resistant materials, enhance durability...
  • This is a directly aftermarket Replacement For Original equipment part on specified engines. Part Number 97188463 for the Nozzle Housing, Part Number...
  • Fitment: Perfect replacement part Replace for Chevy/GMC 2500 3500 LB7 Duramax 6.6L 2001-2004. Replace anytime the Housing is damaged or pitted. If the...
  • Package Includes: 8 x Injector Nozzle Housing,16 x O-rings. Each of them undergone extensive testing to ensure a quality fit.
  • Great accurate Clearances, Please do match the fitment and Structure before purchasing.
Bestseller No. 20
ACDelco GM Original Equipment PT2183 Black Multi-Purpose Pigtail
  • Connectors allow for more efficient, less costly wiring harness repairs on all GM vehicles
  • Protective outer coverings protect against even the toughest conditions
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function

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  7. Product Quality: You don’t always get what you pay for with an 2004 Gmc Duramax Injectors, sometimes less, and sometimes more.
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FAQ:

Q: What brand is the Duramax injectors at DMAX?

A: Bosch LB7 Duramax Injector Set of 8 (No Core Charge!) | DMAX Store Home Brand New! Bosch LB7 Duramax Injector Set of 8 (No Core Charge!)

Q: Do brand new injectors have a core charge?

A: Don’t waste your money on remanufactured injectors when you can get a longer lasting, Brand New set, with no core charge. Don’t be fooled, Brand New Injectors have no Core Charge, If you see “Brand New” Injectors with a core, they are not brand new.

Q: Do LB7 injectors have a core charge?

A: Brand New, No Core Charge LB7 Injectors! These kits come complete with all the newest updates along with all brand new bodies and internals. Don’t waste your money on remanufactured injectors when you can get a longer lasting, Brand New set, with no core charge.

Q: What are the benefits of fuel injectors in cars?

A: Best fuel injectors will not only help you in smoothening out the drive but also it will help you to improve the power and mileage of your vehicle. You are going to get better combustion with which you are going to get better throttle response.