Moroso air/oil separator catch can for 2008–2014 Subaru WRX STi with a front-mount intercooler is a billet aluminum unit that separates oil and crankcase vapors from intake air to help reduce contamination. Specified for these STi applications, the small-body machined design provides a vehicle-specific collection point to limit oil carryover into the intake system.
Moroso 08-14 Subaru STi (w/Front Mount Intercooler) Air/Oil Separator Catch Can - Billet Aluminum