Specific wiring harness for upgrading Bi-Xenon headlights with automatic headlight adjustment for VW Golf 4, Bora before 08/2002 This cable set connects the headlights to the rear and front level sensors as well as to the central electrical connection Scope of delivery: Cable set Note: After installation, the sensors must be recoded via diagnosis In addition to the xenon headlights, you also need headlight washer nozzles. This option is often supplied with the factory winter package In most countries, the level adjustment system is required by law in combination with xenon headlights