ok, ive done a serch and i kno on internal wastegate set ups you put a boost controller inbetween the line to the accuator, but on a external wastegate set up were do i put my boost controller... ive been told there are a few ways to do it, can ppl please post up what they have done, thnx nick

exact same way as you would as an internal... there both the same thing and work both in the same way, just mounted in diffrent ways.