Xenon-specific adapter for switching from halogen headlights to HID xenon headlights High-quality wiring harnesses are made from OEM components The control unit of the central electric unit must also be replaced Article number 37199 is suitable for vehicles from model year 2010 Article number 37518 is suitable for vehicles up to model year 2009 Only one set is required for both headlights Selectable options: up to model year 2009 from model year 2010 from model year 2015 Scope of delivery: Xenon adapter Note: These adapters will be delivered without automatic leveling Please keep in mind that in some countries it is prohibited by law to use HID headlights without automatic leveling In most countries, the leveling system is required by law in combination with xenon headlights