Lastly, I think the license plate recess in the bumper needs to be filled in to eliminate the buck toothed look, of course I will mock it up 40 different ways LOL
You are going to loose some airflow through the grille with the change. The bottom needs to be open for airflow but needs something, I don't know what---------------------------
You are right about the bumper indent but now you are getting into Kindig territory-----------------:-) Well maybe you are already there with the whole thing too:-)