Wiring, Wiring Harnesses, Switches, Connectors, Breakers & Relays

Wiring can be confusing and frustrating for a lot of automotive enthusiasts. You're in luck. Chances are, JEGS has just the harness or electrical accessory you need to make your electrical job a whole lot easier. Choose from full wiring harnesses, separate system harnesses (like Halogen headlight upgrades), switches, fuse blocks, back up light harnesses and a ton more. Most products come with detailed instructions for easy and safe installation. JEGS stocks electrical products from Auto Meter, BD Diesel, Caspers, Mallory Ignition, Painless Performance Products, Pertronix and many more at everyday low prices.

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Results for "510"

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Ignition & Electrical Wiring, Wiring Harnesses, Switches, Connectors, Breakers & Relays










Holley Universal Coil On Plug Harness Use With Holley HP or Dominator ECUs


Universal Coil On Plug Harness
  • Use With Holley HP or Dominator ECUs
  • Connects 510-558-312 or Factory GM LSx Coil Harnesses
  • $102.95
    $92.66
    ON SALE - $10.29 OFF
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    Holley Fuel Injection Wire Harness Kit CAN2 Connectors


    Fuel Injection Wire Harness Kit
  • CAN2 Connectors
  • Auxiliary Harness For Use With Racepak And Other External CAN Drives
  • $67.05
    $60.35
    ON SALE - $6.70 OFF
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    Holley Multi-Map Selector


    Multi-Map Selector
  • Dominator EFI
  • 4 Position Switch, Harness & Plug
  • $93.01
    $83.71
    ON SALE - $9.30 OFF
    Ships Today
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    Holley Ford MPFI Coil-on-Plug Main Harness


    Ford MPFI Coil-on-Plug Main Harness
  • Pre-Terminated for Ford PWM IAC
  • Easily allows Coil-on-Plug Conversion
  • Dual CANbus Connectors for Multiple CAN Devices
  • Pre-Installed Power Tap
  • 20awq Gauge Wire
  • $359.95
    $323.96
    ON SALE - $35.99 OFF
    Ships in 24hrs
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    Holley Dominator & HP EFI Injector Wiring Harness Ford V8


    Dominator & HP EFI Injector Wiring Harness
  • Ford V8
  • $136.95
    $123.26
    ON SALE - $13.69 OFF
    Estimated Ship Date: 12/20/17
    FREE Shipping
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