(2) Easy Relay Harness For H4 9003 Hi/Lo Bi-Xenon HID Bulbs Wiring Controllers

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SKU AA1117

This auction features one pair simplified relay harness for H4 (9003) Hi/Lo Bi-xenon HID bulbs.

This simplified H4 Bi-xenon relay harness allow you to install the Hi/Lo H4 HID bulbs in about 2 mins and everything is plug and play without the annoying connecting to battery, wiring the grounds and routing the wire harness.

Warning: If your vehicle is using the same H4 bulb for DRL, low beam and high beam, this product will not work. (For example Honda CR-V)


  • 2 pieces
  • Compatible with most H4 (9003 HB2) Bi-xenon Hi/Lo HID bulbs
  • Simply plug and play
  • No wiring required at all (no hot wire, no tools required)

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