One tested original OEM xenon headlight low beam bulb ballast with connecting wire, one control module and one HID D3S bulb kit in great working order.
Power wire is included for free.
Audi part numbers:
Control module: 8K0-907-472-A
Fits xenon headlights of:
2009-2012 Audi A4, S4
We ship the same or next business day.