Use to wire projectors into existing High / Low setups or to wire separate low and high beam into projector with solenoid for high beam. Use this
DDM 9004 9007 Hi Lo Bi-Xenon Wiring Relay Harness for Headlights Retrofits (9004/9007 H/L)
XtremeVision H4/9003 Hi/Lo Bi-Xenon Controller HID Battery Relay Wiring Harness 12V 35W/55W : Automotive
MotoControl Bi-Xenon: 9007/9004 Hi/Lo Relay Wire Harness H80
iJDMTOY Easy Relay Harness Compatible with 9007 9004 High/Low Dual-Beam Lampt Bulbs Wiring Controllers : Automotive
MotoControl Bi-Xenon: 9007/9004 Hi/Lo Relay Wire Harness H80
9004/9007: Elite HID System
XtremeVision HID Bi-Xenon Battery Relay Harness XtremeVision HID Bi-Xenon Relay Harnesses are designed only to be used with Bi-Xenon Dual Beam HID
XtremeVision 9004 Hi/Lo Bi-Xenon Controller HID Battery Relay Wiring Harness 12V 35W/55
H4/9003: Morimoto MotoControl Bi-Xenon Harness - Winnipeg HID
Motocontrol Bi-Xenon: 9007/9004