Complete kit for retrofitting xenon headlights with automatic headlight height adjustment (for HID before 08/2002) Selectable options: front-wheel drive 4motion transmission Scope of delivery: Wiring Xenon adapter (10-pole to 12-pole) Plate mounting, sensors, screws Installation instructions for download Notes: After installation, the sensors must be recoded via diagnostics In addition, with xenon headlights you also need headlight washer jets. This option is often supplied with the factory winter pack In most countries the levelling system is required by law in combination with xenon headlights