Hi guys ,just new to the forum and looking some help on what to do next performance wise .Car is a 2012 s4 avant ,so far I have done a remap with sc pulley change ,cat back milltek and eibach springs just .Im looking into a brake upgrade shortly so really it's go faster upgrade advice I'm looking .Car hasn't been on a rr yet as the only one here is being installed as we speak so will be a few weeks before I know what I have .what should I be getting with the mods I currently have .thanks for your help .