Specific Xenon adapter to switch from halogen headlights to original HID Xenon headlights for VW Passat CC In some cases the on-board control unit must be replaced. Please check with your local VW dealer Connect the vehicle to the VW diagnostic machine - obtain the part number when performing an automatic scan - send the information to info@kufatec.de Checking the chassis number alone is not reliable High-quality adaptation using OEM quality components Only one set is needed for both headlights Only suitable for vehicles up to model year 2009 Scope of delivery: Xenon adapter Note: These adapters will be delivered without automatic headlight range control Please keep in mind that in some countries it is against the law to use HID headlights without automatic headlight range control The additional harnesses must be connected to the on-board control unit to switch to bi-xenon as well as daylight