BCM Audi A4 8W - Highline on-board control unit suitable for the following vehicles: Audi A4 8W Audi A5 F5 Audi Q5 FY Audi Q7 4M Audi Q8 4M control unit suitable for retrofitting xenon/LED headlights, parking system or seat heating please contact a local Audi dealership for replacement of the on-board control unit Scope of delivery: control unit Note: The hardware may partly come from test vehicles and have undergone a complete functional test. The software is up to date It is currently not possible to retrofit vehicles from model year 2024