Easy Relay Harness For H4 9003 Hi/Lo Bi-Xenon Headlight Lighting Kit Xenon Bulbs Wiring Controllers
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- Simplify the installation process
- Compatible with most aftermarket H4 (9003 HB2) Bi-xenon Hi/Lo Xenon bulbs
- Plug and play installation no annoying connecting wirings, installing to the battery problem
- No wiring required at all (no hot wire, no tools required)
This page features one pair of simplified relay harness for H4 (9003) Hi/Lo Bi-xenon xenon bulbs.
This simplified H4 Bi-xenon relay harness allows you to install the Hi/Lo H4 xenon LED bulbs in about 2 mins and everything is plug and play without the annoying connecting to the 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)
Please visit Relay wiring harness, adapter and LED flasher FAQ/tech support for more detail.