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  1. A little help. 2019 STI grimmspeed AOS installed. Af learning 1 +5/-5 constantly

    FAQ/Newbie Forum
    Hey guys, I’m new to Subaru’s and this is my first boosted car. I’m taking all the right steps to making this daily driver reliable and fun. My plans with the car is protune in a month in a half with PDXTuning once I can get ahold of the Cobb 1050x top feed injectors. I just purchased AP...
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