hey im coming back to socal for the 4th of july weekend and i still got those headers and y-pipe in my garage so if anyone is interested in buying em while im in cali for a few days let me know, I believe they are PAW 1 1/2 primary.....and i dont remember but i dont think they have any type of info on em so i dunno if they will pass visual on the emissions test, but if anyone is interested 100 bucks for the headers and y pipe