Engine Wiring Harnesses

Filter products by truck

For Reference Only - Some Applications May Vary.


36 Items
Set Descending Direction
  1. Engine Harness K068-7168 - Kenworth
    Price $2,474.40
    Ships Today
  2. Harness - Engine Cat 3406E 16-09606-004 - Peterbilt
    Price $2,274.01
    Ships Today
  3. Harness - Engine PX-8 335/3 P92-7254-0114 - Peterbilt
    Price $3,004.22
    Ships Today
  4. Harness - Chassis, 1.9M PCI P92-9477-0094500 - Peterbilt
    Price $4,040.31
    Ships within 72 hours
  5. Harness - Engine Cat C15 P92-6393-11113 - Peterbilt
    Price $2,345.13
    Ships within 72 hours
  6. Engine Harness Cummins Engine ISX15 D92-6208-856700 - Paccar
    Price $3,027.21
    Ships within 72 hours
  7. Wiring Harness - Engine J3 2247543PE - Paccar Engine
    Price $2,556.45
    Ships within 72 hours
  8. Harness- Engine Cummins P92-8202-1100 - Peterbilt
    Price $2,226.30
    Ships within 72 hours
  9. Harness - Engine, Cummins K068-6647 - Kenworth
    Price $2,343.06
    Ships within 72 hours
  10. Harness Asm 23534172 - Detroit Diesel
    Price $4,111.10
    Ships within 72 hours
  11. Harness 23528802 - Detroit Diesel
    Price $6,756.92
    Ships within 72 hours
  12. HARN, Engine, P4, 10/OBD16/GHG17 S80-00051-508 - Freightliner
    Price $3,152.95
    Ships within 72 hours
  13. Engine Harness Cat 3406E 16-09606-001 - Peterbilt
    Price $2,238.64
    Ships within 72 hours
  14. Engine Harness K068-6306 - Paccar
    Price $5,126.90
    Ships within 72 hours
  15. Harness - Engine CAT P92-1694-1 - Kenworth
    Price $2,360.81
    Ships within 72 hours
  16. Engine Harness C15, 387 P92-6625-010 - Peterbilt
    Peterbilt Engine Harness C15, 387 P92-6625-010
    Part# P92-6625-010 OLD# P92-6625-000
    Price $2,167.52
    Ships within 72 hours
  17. Harness - Engine X15 D92-6233-1200 - Paccar
    Paccar Harness - Engine X15 D92-6233-1200
    Part# D92-6233-1200 OLD# D92-6233-1000
    Price $2,470.40
    Ships within 72 hours
  18. Harness - Engine, MY16, MX-13 D92-6038-0133331 - Paccar
    Price $2,795.45
    Ships within 72 hours
  19. Harness - Engine MY16, MX-13 D92-1008-833332 - Paccar
    Price $2,790.80
    Ships within 72 hours
  20. Electronic Control Module Wiring Harness 5403391 - Cummins
    Price $3,226.00
    Ships within 72 hours
  21. Wiring Harness - Engine J3 C 2248904PE - Paccar Engine
    Price $2,556.45
    Ships within 72 hours
  22. Wiring Harness - Engine J3 C 2146810PE - Paccar Engine
    Price $2,556.45
    Ships within 72 hours
  23. Harness-Engine Cat 3406E K068-7259-2 - Kenworth
    Price $2,257.87
    Ships within 72 hours
  24. Wiring Harness, Engine J3 C 1855592PE - Paccar Engine
    Price $2,556.45
    Ships within 72 hours
  25. Harness 23531547 - Detroit Diesel
    Price $5,458.32
    Ships within 3 to 6 weeks
  26. Engine Harness-Cummins P92-1261 - Kenworth
    Price $2,503.80
    Ships within 3 to 6 weeks
  27. Harness - Engine Cummins X11 P92-8285-1010 - Peterbilt
    Price $3,807.78
    Ships within 3 to 6 weeks
  28. Harness - Engine PX-9 (MD) P92-8798-11011 - Peterbilt
    Price $2,879.87
    Ships within 3 to 6 weeks
  29. Electronic Control Module Wiring Harness 3681161 - Cummins
    Price $5,184.86
    Ships within 3 to 6 weeks
  30. Electronic Control Module Wiring Harness 5334436 - Cummins
    Price $3,660.60
    Ships within 3 to 6 weeks
  31. Electronic Control Module Wiring Harness 5321257 - Cummins
    Price $2,392.79
    Ships within 3 to 6 weeks
  32. Wiring Harness - Engine 5257909 - Cummins
    Price $2,018.37
    Ships within 3 to 6 weeks
  33. Harness-Wiring 3681451 - Cummins
    Price $2,619.05
    Ships within 3 to 6 weeks
  34. Engine Wiring Harness J3 C 1977788PE - Paccar Engine
    Price $2,556.45
    Ships within 3 to 6 weeks
  35. Engine Wiring Harness J3 C 2002993PE - Paccar Engine
    Price $2,556.45
    Ships within 3 to 6 weeks
  36. Electronic Control Module Wiring Harness 3411481 - Cummins
    Price $2,774.63
    Ships within 3 to 6 weeks
36 Items
Set Descending Direction

Engine Wiring Harnesses - The Heartbeat of Your Truck

Navigating the maze of wires under the hood can be daunting. But among them, engine wiring harnesses stand out as crucial components. They ensure that power and data flow correctly, keeping the engine humming smoothly.

What's the Big Deal?

Engine wiring harnesses are like the nervous system of a truck. They transmit electrical signals from the engine control unit (ECU) to various engine components. This ensures:

  • Efficient Fuel Combustion: Proper signals lead to timely fuel injection.
  • Smooth Gear Shifts: Transitions between gears become seamless.
  • Optimal Performance: With accurate data transmission, engines run at peak efficiency.

Factors to Consider

When looking for an engine wiring harness, certain factors shouldn't be overlooked:

  • Quality: Harnesses endure a lot, from engine heat to vibrations. Quality materials ensure longevity.
  • Fit: Trucks vary, and so do their wiring needs. Always ensure the harness is suitable for the specific truck model.
  • Protection: A good harness comes with protective sheathing, preventing damage from engine heat or any potential abrasion.

Common Issues to Watch Out For

Engine wiring harnesses can experience wear and tear. Some signs of a faltering harness include:

  • Unexpected engine stalls
  • Reduced fuel efficiency
  • Misfiring or irregular engine behavior

If any of these issues are observed, it might be time for a thorough inspection or a replacement.

Find the Best at Big Rig Shop

For those serious about the health and performance of their truck, the Big Rig shop offers a wide assortment of engine wiring harnesses. These harnesses are designed to meet the demanding needs of modern trucks, ensuring they continue to perform at their best.

In conclusion, while wires and cables might seem like mere details, they play a massive role in the grand scheme of things. A truck's performance, efficiency, and overall health greatly depend on the integrity of its engine wiring harness. And when it's time to invest in a new one, there’s no better place than the Big Rig shop to find the perfect match.