Audi A4 Present 13 Pin Dedicated Towbar Wiring Kit April/2008 to Oct/2015 - Just Tow
Audi A4 Saloon 11/2007-12/2015 Brink Retractable Tow Bar
Tow Tow Bar 7-Pin Wiring Kit For Audi A4 Estate/Hatchback/Coupe 2008 Trailer Hitch Mount – fixed Towing Hitch with Screwed-On Spherical Head : Amazon.de: Automotive
Audi A4 2008-2016 Detachable Towbar Tow Trust TA1016VK – Trident Towing
Audi A4 Saloon (B9/8W/F5) 2015 Onwards PCT Swan Neck Towbar