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Moroso air/oil separator catch can for 2008–2014 Subaru WRX STi with a top-mount intercooler is a billet aluminum unit finished in black that separates oil and crankcase vapors from intake air to reduce contamination. Offered as a direct-fit option for those STi models, the black-machined housing delivers the same compact oil-capture function while coordinating with darker engine components.
Moroso 08-14 Subaru STi (w/Top Mount Intercooler) Air/Oil Separator Catch Can - Billet Alum - Black
