wtb boost gauge..vac/boost whatever

whats up guys its me bostonjoe98gs.I am going to get a boost gauge for the Gtp but i know tons of you guys have them and wanted to see if anyone has a used one.Figured i could get it cheaper from one of you,i post alot in the gtp forum but there is only a few people there and threads go days without being answered,and there classified section is very inactive.So some one let me know.thanks ~joe