Radium Air Oil Separator (AOS-R) Kit, 15-21 WRX, 14-18 Forester XT 20-0258-00 afr T3/T4 AVAILABLE

T3/T4 AVAILABLE

T4 Inlet Gasket: GSK-006

Notes: Does not include any fitting hardware

Install an aftermarket oil cooler

Easy to tune as these are the same injector that came with the ls3 only that they flow more for head\cam or boosted cars

Radium Air Oil Separator (AOS-R) Kit, 15-21 WRX, 14-18 Forester XT 20-0258-00 afr T3/T4 AVAILABLEClick here to download installation instructions (PDF) COMPATIBILITY15 21 Subaru WRX (LHD)14 18 Subaru Forester XT (LHD) OVERVIEWHigh powered modified Subaru engines tend to generate excessive blow by oil and gasses. In these cases, an ordinary small catch can may quickly fill with oil and not be adequate. Like the Radium Engineering Subaru Dual Catch Can Kit, the AOS R (Air Oil Separator Return) kit is responsible for keeping blow by oil and other