Highly recommended! Another area I did was the rockerpanels, this way no scratches from feet dragging over the painted surface.
On our A6 Avant I did the top of the bumper, honestly, that saved the bumper paint and after 5 years no yellowing or anything! Used 3M.
On our A6 Avant I did the top of the bumper, honestly, that saved the bumper paint and after 5 years no yellowing or anything! Used 3M.