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2015-2017 WRX STI w/out FMIC
Crafted using OEM CAD data
Ideal for Subaru owners focused on forced induction performance and maintenance
Installing these Lamin-X overlays is a straightforward process suitable for DIY enthusiasts with basic tools
Whether you’re enhancing your daily driver or prepping for track days
Perrin Air Oil Separator V2 Black 2002-2021 WRX / 2004-2021 STi KOYO-InStock 2015-2017 WRX STI w/out FMICPerrin Air Oil Separator V2 Black 2002 2021 WRX 2004 2021 STi Ceramic Coated CNC Machined Engine Health Component Overview The Perrin Air Oil Separator (AOS) V2 is a precision engineered solution designed to capture oil vapors from the crankcase gases before they reach the intake manifold on Subaru WRX and WRX STI models spanning 2002 to 2021. By efficiently separating oil from the blow by gases, this component helps prevent carbon buildup inside the
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