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[] 2-Headlight H4 Headlamp Light Bulb Ceramic Socket Plugs Relay Wiring Harness Kit
![[] 2-Headlight H4 Headlamp Light Bulb Ceramic Socket Plugs Relay Wiring Harness Kit](http://westpartsdepot.com/cdn/shop/files/5caa69d88dc71215b2a78050e9ac59f2.jpg?v=1789487436&width=3840)
![[] 2-Headlight H4 Headlamp Light Bulb Ceramic Socket Plugs Relay Wiring Harness Kit](http://westpartsdepot.com/cdn/shop/files/6493ef67df4128309a5bfbb7c85d9495.jpg?v=1789487436&width=3840)
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![[] 2-Headlight H4 Headlamp Light Bulb Ceramic Socket Plugs Relay Wiring Harness Kit](http://westpartsdepot.com/cdn/shop/files/35ec7c0c36d9ed31ebc363654a59ab01.jpg?v=1789487436&width=3840)
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![[] 2-Headlight H4 Headlamp Light Bulb Ceramic Socket Plugs Relay Wiring Harness Kit](http://westpartsdepot.com/cdn/shop/files/1c3252d258fd9a9b037b07ba8b508cc2.jpg?v=1789487436&width=3840)
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West Parts Depot
[] 2-Headlight H4 Headlamp Light Bulb Ceramic Socket Plugs Relay Wiring Harness Kit
Pickup currently not available
Check the cross-reference before you order. Compare the OEM / replacement numbers below with the number on your old part. Not sure? Ask us with your VIN and we'll confirm.
Details, fitment & cross-reference
Product description
- This Harness Fixes:
- Dim Headlights, Flickering Headlights, Back Feeding Power, Malfunctioning Headlights when using Hi/Low Beams
- Also fixes: Overloading the Headlight Switch, Overheating Plugs
- If you are upgrading to Halogen Bulbs or are having trouble with your 7"6", 4x6", 5-3/4" or any other H4 plug headlights not working properly, this is your fix!!
- THIS HARNESS BYPASSES THE POWER DRAW FROM THE HEADLIGHT SWITCH AND PULLS THE POWER DIRECTLY FROM THE CARS BATTERY, BUT STILL USES THE STOCK HEADLIGHT SWITCH TO ACTIVATE THE RELAYS TO TURN THE HEADLIGHTS ON AND OFF.
| Customer Reviews | 4.3 out of 5 stars 202 | 4.4 out of 5 stars 328 | — | 3.0 out of 5 stars 2 | 5.0 out of 5 stars 1 | 5.0 out of 5 stars 4 |
|---|---|---|---|---|---|---|
| Price | $36.95$36.95 | $17.95$17.95 | $7.50$7.50 | $6.95$6.95 | $7.95$7.95 | $11.50$11.50 |
| PLUG TYPE | H4-4X HEADLIGHT | H4-2X HEADLIGHT | 9007 9004 HB1 HB5 | H7 | H11 H8 H9 881 880 890 H9 882 883 | H7 Male to 9005 9006 Female |
- This Harness Fixes:
- Dim Headlights, Flickering Headlights, Back Feeding Power, Malfunctioning Headlights when using Hi/Low Beams
- Also fixes: Overloading the Headlight Switch, Overheating Plugs
- If you are upgrading to Halogen Bulbs or are having trouble with your 7"6", 4x6", 5-3/4" or any other H4 plug headlights not working properly, this is your fix!!
- THIS HARNESS BYPASSES THE POWER DRAW FROM THE HEADLIGHT SWITCH AND PULLS THE POWER DIRECTLY FROM THE CARS BATTERY, BUT STILL USES THE STOCK HEADLIGHT SWITCH TO ACTIVATE THE RELAYS TO TURN THE HEADLIGHTS ON AND OFF.
Shipping
In-stock parts ship within 1–2 business days with tracking. Oversize or heavy items (radiators, rotors, bucket covers) may ship freight — we'll email you if a freight quote is needed before the order goes out. See our shipping & returns page for full details.
Returns & warranty
Unused parts in original packaging can be returned within 30 days. Electrical parts and items that have been installed are not returnable — if you're unsure it fits, message us first and we'll confirm. Manufacturer warranty applies where offered; see the shipping & returns page.