Cooler And Condenser Assembly
WARNING: This page is about a different car, the 2018 Audi A6 Quattro, 2017 Audi A6 Quattro, and 2016 Audi A6 Quattro. However, it is still accessible from the selected car via links, so may be relevant.
The radiator and condenser may have small indentations on the fins even when installed correctly. It is not damage. Radiators or condensers should not be replaced because of slight impressions like these.