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  1. DIY Mods & Installations
    There's not much love from the AOS manufacturers for TMIC equipped right-hand drive STI’s. Certainly not here in Australia, and surprisingly not even in Japan, as they seem to prefer catch cans. The only Japanese AOS I can find is from Prova, which utilises a design similar to Grimmspeed's AOS...
  2. ECU Tuning & Performance Electronics
    I installed an IAG Street AOS on my 2013 STI a couple of weeks back and have been seeing high AF Learning 1 values since. I know I know, I probably didn't secure a vacuum hose, right? I smoked my intake tract using a halloween smog machine and probably took my intercooler and throttle body on...