Thanks for the help. I took off the trunk carpet and found a master bolt in the center that I wouldn't have seen otherwise. That was the final release needed to remove the piece. Thanks for the help.
Hey! I couldn't find anything on youtube or google about what I'm trying to do for my model, so here I am.
My third brake light fell within the top half of the trunk panel on a 2013 Coupe EX.
I took two black bolts off on on each end, and could see two white panel fasteners which I squeezed...