Image from Perrin
Engine
Perrin Air Oil Separator WRX - Black | PSP-ENG-611BK
Perrin
Pricing
Cost range
$400 - $505
Last tracked price
$399.50 · via Import Image Racing · last checked Oct 2
Older observation. The retailer price may have changed.
Price History
$338.40 - lowest · Import Image Racing · Sep 18, 2026
$505.00 - highest · Subispeed · Oct 2, 2026
Perrin air oil separator collects blow-by gases and helps keep the intake system clean in the WRX. This part helps improve engine longevity by reducing harmful deposits.
Where to Buy
Ranked by lowest tracked price when available.
Import Image Racing
Recommended$399.50 · last checked Oct 2
Perrin
$429.25 · last checked Oct 2
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Generation
VB
Category
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Install Resources
1
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