im running a saleen supercharger on a 06 gt with 9 lbs of boost and 460 hp.i am currently running the ht0 plug thats a 2 piece plug.from what i can find only accel and brisk are the only ones that have a 1 piece plug thats 1 step colder than stock. anyone running these have any problems with them and are any other companies making one i might have missed?these one piece plugs have to go.