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perrin air oil separator
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  1. Engine Modifications
    Hi I'm new here, I have a bone stock 2016 Subaru WRX I bought 2 months ago used with 37k miles. Due to the FA24DIT being direct injection I wanted to install a Perrin Air Oil Separator. I ended up buying and installing it and a month later I wanted to check on it. When I pulled off intercooler...
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