Complete kit for retrofitting xenon headlights with automatic headlight adjustment for VW Jetta Scope of delivery: Wiring Xenon adapter (10 pin to 12 pin) Control unit Mounting plate, sensors, screws Installation instructions for download Notes: After installation, the sensors must be recoded via diagnostics In addition to xenon headlights, you also need headlight washer nozzles. This option is often supplied with the winter package from the factory In most countries, the retrofit system is required by law in combination with xenon headlights