BMW Z4 E85 E86 02-08 bi-xenon headlight repair & upgrade kit for xenon
D2S LED Kit | Conversion from Xenon HID to LED Bulbs Plug & Play | Powerful White Light 360° | 12000LM 6500K
How to Install a Dual Beam HID / Bi-Xenon HID Conversion Kit Relay Harness - YouTube
D3S/D3R LED Headlights bulbs for Xenon and Bi Xenon headlights
Amazon.com: 2.5 Inch Bi LED Projector Lens Headlight Retrofit Kit with High Low Beam-6000K White 92W/pair 20000LM Focus Beam DOT Approved Clear Cut off Line No Blind Oncoming Car Upgrade Bi-Xenon Projector