Fuel Injectors

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For Reference Only - Some Applications May Vary.


25 Items
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  1. Fuel Injector 2047600PEX - Paccar Engine

    Core charge

    Price $1,351.25
    Ships Today
  2. Fuel Injector 211-3023 - CAT
    CAT Fuel Injector 211-3023
    Part# 211-3023 OLD# -
    Price $1,117.56
    Ships within 72 hours
  3. Remanufactured Fuel Injector 10R-7231 - CAT

    Core charge

    Price $1,094.00
    Ships within 72 hours
  4. Injector, Paccar MX11 EPA17 2119950PEX - Paccar Engine

    Core charge

    Price $1,192.28
    Ships within 72 hours
  5. Injector GP 387-9430 - CAT
    CAT Injector GP 387-9430
    Part# 387-9430 OLD# -
    Price $1,049.90
    Ships within 72 hours
  6. Injector 5579421PX - Cummins
    Cummins Injector 5579421PX
    Part# 5579421PX OLD# 4384365PX

    Core charge

    Price $1,617.06
    Ships within 72 hours
  7. Injector Kit 5579419PX - Cummins
    Cummins Injector Kit 5579419PX
    Part# 5579419PX OLD# 2897320PX

    Core charge

    Price $1,514.46
    Ships within 72 hours
  8. Fuel Injector 2005596PEX - Paccar Engine

    Core charge

    Price $1,447.77
    Ships within 72 hours
  9. Fuel Injector, MX-11 1974030PEX - Paccar Engine

    Core charge

    Price $1,447.77
    Ships within 72 hours
  10. Injector 2872544PX - Cummins
    Cummins Injector 2872544PX
    Part# 2872544PX OLD# -

    Core charge

    Price $1,474.81
    Ships within 72 hours
  11. Injector 5579405PX - Cummins
    Cummins Injector 5579405PX
    Part# 5579405PX OLD# 2872765PX

    Core charge

    Price $1,433.19
    Ships within 72 hours
  12. Injector 5579409PX - Cummins
    Cummins Injector 5579409PX
    Part# 5579409PX OLD# 2872331PX

    Core charge

    Price $1,447.38
    Ships within 72 hours
  13. Injector 5579407PX - Cummins
    Cummins Injector 5579407PX
    Part# 5579407PX OLD# 2872068PX

    Core charge

    Price $1,473.01
    Ships within 72 hours
  14. Injector 5579403PX - Cummins
    Cummins Injector 5579403PX
    Part# 5579403PX OLD# 2872127PX

    Core charge

    Price $1,144.56
    Ships within 72 hours
  15. Injector 5579415PX - Cummins
    Cummins Injector 5579415PX
    Part# 5579415PX OLD# 2894920PX

    Core charge

    Price $1,485.35
    Ships within 72 hours
  16. Injector 5579417PX - Cummins
    Cummins Injector 5579417PX
    Part# 5579417PX OLD# 2872405PX

    Core charge

    Price $1,499.62
    Ships within 72 hours
  17. Injector - HD HPI 4088665PX - Cummins

    Core charge

    Price $1,040.73
    Ships within 72 hours
  18. Injector HD HPI ISX 4954434PX - Cummins

    Core charge

    Price $1,040.73
    Ships within 72 hours
  19. Injector - HD HPI ISX 4954888PX - Cummins
    Cummins Injector - HD HPI ISX 4954888PX
    Part# 4954888PX OLD# 4954888RX

    Core charge

    Price $1,040.73
    Ships within 72 hours
  20. Injector MX-13 EPA10 1825900PEX - Paccar Engine

    Core charge

    Price $1,299.28
    Ships within 72 hours
  21. Fuel Injector 1972591PEX - Paccar Engine
    Paccar Engine Fuel Injector 1972591PEX
    Part# 1972591PEX OLD# 1925657PE

    Core charge

    Price $1,447.77
    Ships within 72 hours
  22. Injector GP - Fuel 236-0962 - CAT
    Price $1,071.77
    Ships within 3 to 6 weeks
  23. Injector 5256034PX - Cummins
    Cummins Injector 5256034PX
    Part# 5256034PX OLD# -

    Core charge

    Price $1,000.06
    Ships within 3 to 6 weeks
  24. Injector 3411753 - Cummins
    Cummins Injector 3411753
    Part# 3411753 OLD# -
    Price $1,553.56
    Ships within 3 to 6 weeks
  25. Injector 294-3005 - CAT
    CAT Injector 294-3005
    Part# 294-3005 OLD# 2943005
    Price $1,246.17
    Ships within 3 to 6 weeks
25 Items
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Fuel Injectors: The Pulse of Your Truck's Engine

Fuel injectors are more than just nozzles that squirt fuel; they're the heart of the engine, dictating its overall performance and efficiency. In a truck that's designed to go the distance, these components are pivotal. They control how much fuel goes into the engine and when, ensuring that the combustion process is as efficient as possible. A faulty injector can throw off the whole operation, resulting in poor fuel economy, lackluster power, and potentially even engine damage.

Types of Fuel Injectors and Their Unique Traits

Understanding the types of fuel injectors can help when it comes to replacement or upgrades. Here are some commonly used types:

  • Top-Feed Injectors: Installed on the top of the engine and offer easier access for maintenance.
  • Side-Feed Injectors: Sit on the side of the fuel rail and generally last longer due to better cooling.
  • Direct-Injectors: Inject fuel directly into the cylinder, offering better fuel economy but requiring more frequent cleaning.

Each type comes with its own set of advantages and disadvantages, impacting factors like fuel efficiency, ease of maintenance, and durability.

When Replacement is Unavoidable

How do you know when it's time to replace fuel injectors? Watch out for these signs:

  • Reduced gas mileage
  • Engine misfires or knocking
  • Poor acceleration
  • A check engine light that won't go away

These symptoms often indicate that the fuel injectors are not operating as they should, affecting the engine's performance and longevity.

Where Quality Meets Variety

When it comes to the crucial job of keeping the engine running smoothly, quality fuel injectors make all the difference. Don't settle for less than the best. The Big Rig shop has a wide assortment of fuel injectors that are built to last and designed to optimize engine performance. Whether looking for top-feed, side-feed, or direct-injectors, the selection is diverse, offering options that meet the highest industry standards. It's the place to find the right fuel injectors that will keep any truck's engine in peak condition for miles to come.