Just looked to see what wheels you're referring to... those things are sweet! I got my Billet Specialties from Schwartz Performance. They were easy to work with (I talked directly with Billet Specialties to work out all of the custom sizing then ordered them through Schwartz -- Billet Specialties wouldn't sell direct to me)
My pictures:
https://www.pro-touring.com/threads/...8-Camaro/page5