9005 9006 H10 9145 H7 H11 Xenon Headlight Kit Relay Wire Harness Adapter Wiring

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SKU AA1004

This page features one set brand new battery relay wiring harness for 9005 or 9006 Xenon Headlamp Kit. The relay will be exactly like the one shown on the picture above.


  • 40AMP relay
  • In-line safety fuse included
  • For both driver side and passenger side HID headlights
  • Extend the lifespan for Xenon Headlight Kit
  • Solve some vehicles' HID not working issue


  • Connect #4 and #5 to HID ballast
  • Connect #1 to battery positive
  • Connect #2 and #3 to ground
  • Connect #6 and #7 to both sides stock harness or the wiring from the HID bulb and then to stock harness


  • 9005, 9006, 9140, 9145, 9012
  • HB3, HB4
  • H1, H3, H7, H8, H9 H11, 5202, H16 and more

(will need the wiring comes from the HID bulb in order to connect back to stock harness)

Demo Video

  • How to Remove Connector Pins from a Relay Harness Socket (youtu.be/T4rTy8uwbag)

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