| Manufacturer | Model | Note | Year From | Year To | Headunit | Connection |
|---|---|---|---|---|---|---|
| Audi | A2 | Vehicles With Quadlock Connector And BOSE Amplified Systems | 2005 | 2005 | Quadlock (Fakra) | |
| Audi | A3 | Vehicles With Quadlock Connector And BOSE Amplified Systems | 2005 | 2012 | Quadlock (Fakra) | |
| Audi | A4 | Vehicles With Quadlock Connector And BOSE Amplified Systems | 2005 | 2008 | Quadlock (Fakra) | |
| Audi | TT | Vehicles With Quadlock Connector And BOSE Amplified Systems | 2006 | 2014 | Quadlock (Fakra) |