i already have a k&n inductin kit, a scorpion cat back and am fitting a uni FMIC this weekend and have done the n112 and n249 mods my nxt mod will be decat and forge tip and before i buy them i am trying to decide what turbo to get ko3s or ko4 i can get a genuine s3 turbo cheaply and dnt mind the work i will av to do for it but i am just wondering what other bits i will need i no i need injectors and larger maf but not to sure wot else,,i also dnt wnt to get the car remmaped until i have all my parts fitted so i can get the best possible results