WARNING: This page is about a different car, the 2022 Audi A4 Quattro and 2021 Audi A4 Quattro. However, it is still accessible from the selected car via links, so may be relevant.
Special tools and workshop equipment required
Puller: T10530
Fig 1: Identifying Puller
Courtesy of AUDI OF AMERICA, LLC
Refer to the Electronic Parts Information (ETKA) for the correct silicone paste.