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Air Oil Separator (AOS) vs Catch Can

Editorial | News : May 12, 2021

 For this article, we will look at the application of an Air Oil Separator from IAG to a 2015+ Subaru WRX featuring the FA20 engine.   Some features will vary from vehicle to vehicle, but overall terms and features should be applicable between various makes/models.What is an Air Oil Separator (AOS) and what does it do?The AOS, […]

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