I have loved you talked about what occurred but autopièce 02 has never denied me send it, not to mention the behavior of the seller without comment this kit controlled via another provider easily plugs, connection is made directly on the bulb socket, allow a few tweaks, a hole for the passage of the xenon bulb cable and fixing ballast (transformer) Do not equip your xenon headlights with these, the heating time is a bit long, then short while blue stabilization in white, the constant shift code / headlight bulbs wear out too fast last thing, your car must be equipped with electrical adjustment of headlamp aiming. Warning! in case of snow, the xenon headlight is cold, it does not melt unlike halogens which the melt. This is why cars with xenon series have headlight washers