Right im new so hello guys hope to get to know some and maybe join some of you at some shows . So where do i start i have a audi a3 1.8t agu and iam going to start tuning first of some one told me this. Saab red top injectors and 3" MAF housing so thats whats happening ive broght the injectors and my uncle is a cnc machiner so he's going to machine me a new housing out of alloy first question is .. will i need to replace all the intake pipes to the turbo for it to benift ? and.. they said i would only need the injectors and maf no remap is this correct ?? I will also post a thread very soon of my progress so far im going to open my airbox hole a bit bigger to fit new housing in and then seal with a sealant as i think i will loose the o'ring thank you guys !