IAG Performance IAG-RPL-7172BARB IAG Replacement 3/8" NPT to 5/8" Barb Hose Fitting.

The IAG Performance replacement 3/8" NPT to 5/8" aluminum barb hose fitting is designed to fit the 2015-20 Subaru WRX with IAG Street Series or Competition Series air oil separator. The fitting ties the AOS to the PCV system. Direct replacement Y Connector for IAG AOS part numbers:

This Part Fits:

Year	Make	Model	Submodel	Notes
2014	Subaru	Forester
2015	Subaru	Forester
2016	Subaru	Forester
2017	Subaru	Forester
2018	Subaru	Forester
2015	Subaru	WRX
2016	Subaru	WRX
2017	Subaru	WRX
2018	Subaru	WRX
2019	Subaru	WRX
2020	Subaru	WRX
2021	Subaru	WRX