Engine Electronics

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For Reference Only - Some Applications May Vary.


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  1. Harness - Engine PX-8 335/3 P92-7254-0114 - Peterbilt
    Price $3,004.22
    Ships Today
  2. Harness - Cummins Engine ISX15 D92-6208-854700 - Paccar
    Paccar Harness - Cummins Engine ISX15 D92-6208-854700
    Part# D92-6208-854700 OLD# D92-6236-010330
    Price $3,022.25
    Ships within 72 hours
  3. Harness - Chassis, 1.9M PCI P92-9477-0094500 - Peterbilt
    Price $4,040.31
    Ships within 72 hours
  4. Engine Harness Cummins Engine ISX15 D92-6208-856700 - Paccar
    Price $3,027.21
    Ships within 72 hours
  5. Electronic Control Unit - Reman 10R-4090 - CAT

    Core charge

    Price $4,277.71
    Ships within 72 hours
  6. Harness Asm 23534172 - Detroit Diesel
    Price $4,111.10
    Ships within 72 hours
  7. Harness 23528802 - Detroit Diesel
    Price $6,756.92
    Ships within 72 hours
  8. HARN, Engine, P4, 10/OBD16/GHG17 S80-00051-508 - Freightliner
    Price $3,152.95
    Ships within 72 hours
  9. Engine Harness K068-6306 - Paccar
    Price $5,126.90
    Ships within 72 hours
  10. Electronic Control Module Wiring Harness 5403391 - Cummins
    Price $3,226.00
    Ships within 72 hours
  11. Electronic Control Module 5317106 - Cummins
    Price $4,758.44
    Ships within 72 hours
  12. ECM (Electronic Control Module) 488-4879 - CAT
    Price $3,159.27
    Ships within 72 hours
  13. Control 10R-4094 - CAT
    CAT Control 10R-4094
    Part# 10R-4094 OLD# 10R4094

    Core charge

    Price $3,667.82
    Ships within 72 hours
  14. Electronic Control Module 4384413 - Cummins
    Price $4,855.29
    Ships within 3 to 6 weeks
  15. Harness 23531547 - Detroit Diesel
    Price $5,458.32
    Ships within 3 to 6 weeks
  16. Module 23530713 - Detroit Diesel
    Price $10,624.99
    Ships within 3 to 6 weeks
  17. Harness - Engine Cummins X11 P92-8285-1010 - Peterbilt
    Price $3,807.78
    Ships within 3 to 6 weeks
  18. Electronic Control Module Wiring Harness 3681161 - Cummins
    Price $5,184.86
    Ships within 3 to 6 weeks
  19. Electronic Control Module Wiring Harness 5334436 - Cummins
    Price $3,660.60
    Ships within 3 to 6 weeks
  20. Electronic Control Module, 91 PHASE 4 3619037RX - Cummins

    Core charge

    Price $6,345.26
    Ships within 3 to 6 weeks
  21. Electronic Control Module, Celect Plus 3408300RX - Cummins

    Core charge

    Price $6,543.18
    Ships within 3 to 6 weeks
  22. Electronic Control Module, 95N14/M11 PLUS 3096662RX - Cummins

    Core charge

    Price $6,543.18
    Ships within 3 to 6 weeks
  23. Electronic Control Module, 94 PHASE 5 3084473RX - Cummins

    Core charge

    Price $6,345.26
    Ships within 3 to 6 weeks
23 Items
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Engine Electronics: The Brainpower Behind Your Truck's Brawn

Engine electronics are like the central nervous system of a truck, controlling everything from fuel injection to transmission shifting. They're not just some circuit boards but an integral part of the vehicle's performance, fuel economy, and emissions control. Generally, these are the key components:

  • ECUs (Engine Control Units): The central hub of it all, orchestrating other systems
  • Sensors: Monitor everything from air intake to exhaust emissions
  • Actuators: Carry out commands, like adjusting the throttle position

Understanding these components can give an edge when troubleshooting or upgrading the engine electronics.

Why They Matter

The efficacy of engine electronics impacts a truck's overall performance. A faulty sensor or a glitch in the ECU can lead to decreased fuel efficiency or even engine failure. But when all systems are in sync, expect better fuel economy, more robust acceleration, and a smoother ride. So, why compromise on inferior or outdated electronics?

Signs of Trouble and Their Solutions

How can it be known that there's something off with the engine electronics? Common signs include:

  • Warning lights on the dashboard
  • Poor performance or stalling
  • Lowered fuel efficiency

Should these symptoms appear, it might be time for a check-up. Often, troubleshooting can be as straightforward as replacing a faulty sensor, while more complex issues may require an ECU reprogramming.

Maintenance Tips for Longevity

Keeping engine electronics in good condition is easier than it may seem. Here are some quick tips:

  • Keep it Clean: Dust and dirt can compromise electronic connections. Regular cleaning is recommended.
  • Quality Replacement: Always opt for quality components when replacing any part of the system.
  • Regular Diagnostics: Utilize diagnostic tools to periodically check the health of the electronics.

Regular maintenance will extend the life of engine electronics, ensuring top-notch performance and lower risks of failures.

Your One-Stop Shop for Engine Electronics

When it comes to selecting reliable engine electronics, the Big Rig shop offers a comprehensive range of high-quality products tailored for all truck models. From advanced ECUs to efficient sensors, find everything needed to ensure that the truck's engine is as smart as it is powerful. With the right set of electronics, keep that rig running smooth and efficient, mile after mile.