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  1. 2.5 Liter/Litre Factory Motor
    Anyone running the id1050x injectors or similar along with a better fuel pump on a 2015+ sti WITH stock rails/lines. I need to upgrade fueling system but the lines and rails are spendy. I just have a turbo back exhaust, catless, and a cobb sf intake. I'm getting protuned via e-tune rn. I'm just...
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