Expanding Clip for Front Spoiler:
WARNING: This page does not describe the selected car, but rather 18 other vehicles, including the 2016 Audi S4, 2016 Audi A4 Quattro, 2016 Audi A4, 2015 Audi S4, and 2015 Audi A4 Quattro. However, it is still accessible from the selected car via links, so may be relevant.
-- Push the clamping pin -3- up through the left and right expanding clip on the front spoiler -2- to release.
-- Remove the expanding clip from the front spoiler -2- and the bumper cover -1-.
-- When installing, lock the clip with the clamping pin.