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Sale price$370.04 USD Regular price$451.46 USD

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for orders over $150. Significant and hazardous products ship using Ground service and may take up to 5 days. Please take a look at our Shipping Policy for more information.


60-day return period for any product that has not been installed and is in "brand-new" condition. Please have a look at our Returns Policy for more information.


The warranty is different on each product as they are from different brands. Please refer below to know more about them. See our Limited Warranty Policy for more information.


Most fuel injectors are sold with a core charge. To qualify as a core, the returned injector must be in acceptable conditions.

Any injector unacceptable to Ford, Alliant Power, PurePower, or any other manufacturer, including us, will not warrant a core return. 

There is no return on installed / dirty / used / soiled fuel injectors. All cores are subject to our Core Return Policy

Warning P65
Cancer and Reproductive Harm


5.9L DODGE CUMMINS (2003-2004)

Refundable Core Deposit: $100.00

2003-2004 Dodge RAM 2500/3500 2004 CPL = 8213, 8228, 8412

Cross Reference:
BOSCH®: 0986435503,  0445120018, 0445120113, 0445120210, 0445120255
Mopar: R8004082AA, R8004082AB,  R5086894AA
Cummins: 3949619, 4940589, 5254686, 5283318, 3949913

Bosch OE Reman High-Pressure Common Rail Fuel Injector for 2003-2004 Cummins 5.9L 305hp in Dodge Ram Pickups 

When your hard-working 5.9L Cummins needs a replacement fuel injector, it deserves the OE Injector to be put back into the engine to ensure a long life ahead of it.  Bosch was the original OE supplier for this injector when your Dodge Ram rolled out of the factory but manufactured to the newest tolerances and engineering changes that have come along the way.

Included in the Box:

  • (1) Reman CR Injector
  • (1) Nozzle Washer
  • (1) Injector Seal O-ring

Features and Benefits:

  • All Injectors are completely end of line tested using the exact OE test equipment and specifications
  • Manufactured with the latest engineering updates oftentimes it is superior to the dealer channel product.
  • Manufactured using all OE tools and processes to provide guaranteed factory performance
  • Each critical component is re-surfaced or replaced


  • 2003-2004 Dodge Ram 2500 (5.9L ISB Cummins)
  • 2003-2004 Dodge Ram 3500 (5.9L ISB Cummins)

    Warranty: 12-month, unlimited mileage warranty, free of manufacturing defects in material and craftmanship.

    About Bosch:

    Bosch Diesel Fuel Systems is the leading OE manufacturer of top-of-the-line diesel fuel systems that deliver unparalleled engine performance and efficiency. With a rich heritage spanning over a century, they are a globally recognized leader in cutting-edge automotive technologies. They have revolutionized the diesel fuel system landscape as an industry pioneer, providing innovative solutions that power vehicles and machinery worldwide.

    Their extensive range of products encompasses precision-engineered components such as fuel injectors, fuel pumps, high-pressure common rail systems, and advanced fuel filters. Each component undergoes rigorous testing and adheres to the highest quality standards, ensuring unparalleled reliability and performance. By seamlessly integrating their fuel systems into your engines, you can experience enhanced power, improved fuel efficiency, and reduced environmental impact.

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