Specific wiring harness for upgrading the original Audi cruise control for Audi A4 B5/8D This wiring harness provides the connection between the original control lever and the central electronics system Scope of delivery: Wiring harness Note: After installation, you must code the system for cruise control Suitable for vehicles with Diesel and Petrol engines Only suitable for vehicles from year 1999 with EPC (Electronic Power Regulation)