Specific package to equip the following Audi car radios with ISO connectors: Audi Concert 3 (mp3) Audi Symphony 3 Audi BNS 5.0 Easy installation High quality wiring Suitable for the following vehicles: Audi A3 8P Audi A4 8E Audi A6 4B Selectable options: A3 8P, A4 8E - Sound 9V A6 4B - Sound 9VD A3 8P, A4 8E - Sound 8RY A6 4B - Sound 8RY Scope of delivery: Adapter Antenna adapter Removal tools Note: Not suitable for vehicles with factory-fitted BNS 4.x navigation system Suitable for vehicles with factory-fitted Chorus 2, Concert 2 or Symfony2 Inventory varies depending on the options selected, please contact us for your specific selections In case of Audi Concert 3, Symphony 3 for Audi A3 8P or 8PA (Sportback) you will also need one of the following: 35643 or 35643-2 Depending on the vehicle equipment, this requires coding after installation. Please contact a local dealer