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PERRIN Air Oil Separator Black Aftermarket FMIC
Subaru Models (inc. WRX 2002-2014 / STI 2008-2020)
Features & Product Details
RallySport Direct is proud to provide you with a great selection of Air Oil Separators brought to you by PERRIN Performance.
On this page, you are looking at the PERRIN Performance Air Oil Separator designed to work with aftermarket front mount intercooler systems.
Here are the details:
Specifications
Brand:
PERRIN
Color:
Black
Installation Hardware Included:
Yes
Material:
Aluminum
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
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Customer Photos and Videos

5out of
5stars
Rick C.
We installed this AOS along with a bunch of other engine mods in our 2015 STI and so far it has done an amazing job of keeping the intake tract clean and free from oil. We could not ask for anything more!
QUESTIONS & ANSWERS
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Q: Strut bar clearance carson58789 years ago
Will there be enough clearance under a strut bar for this to be mounted were it is supposed to be mounted? Are there any specific strut bars that can't be used to mount this in its position?
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following answer helpful
A: We unfortunately can't confirm fitment with any strut tower bar on this.
Kyle A. @ RallySport Direct 9 years ago
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Q: differences lelandk356949 years ago
What is the difference between the FMIC and TMIC AOS kits? Since Right now I have a TMIC but will be switching to FMIC in the coming months.
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following answer helpful
A: The mounting brackets are different for TMIC vs FMIC.
guest57853c642a8d25b5018c44a7 @
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following answer helpful