Didn't notice the roof while driving by .. but that's definitely the sticker. It actually looks pretty nice with the roof and tint.
I'd also venture a guess I know where he lives in Worcester, judging by those pictures.
Silver GT wagon parked on Elm St in Millbury MA in front of the Asa Waters mansion this morning between 7:55 and 8:17. JDM grille, tinted, small vinyl on LR window (Sirius?).
Today ~8:50AM: Manchester NH: Silver GT sedan, tinted tails, debadged except for GT badge. 293 westward and turned onto 293 N. Doing some serious tailgating on a poor Volvo...