Welcome. For the pin stripe, get a big rubber eraser that you put on an electric drill and go to town. I used one for mine and super easy and did a good job.
aka eraser wheel lol
nice gp i also have a 97
97 GTP DD, 1952 Ford F-1 Resto Project, 2006 Mustang GT "UnDeR CoNsTrUcTiOn", 02 GPGT SOLD!, 98 GTP Parted/Scraped