I had to re-apply 3M tape to the letters which was a pain to trim! I used an exacto knife and small diagnal cutteres to trim the excess. The I applied a strip of masking tape and marked where I wanted the letters to go. After curing overnight they were ready to install! Oh, I used gray primer for plastic and semi gloss black enamal spray paint. Here's the finished results!
Not a Camaro but it works for now!