Our gasket is made with a Multi Layer Steel construction, similar to the OEM gasket. We feature a durable stainless fire ring design to promote sealing against the flange surface. Keeping your exhaust gases inside the manifold, right were they need to be. Specs: Thickness: 1.5mm Layers: 5 OEM Part Number: 44022AA180 Thickness: 1.3mm Layers: 5

This Part Fits:

Year	Make	Model	Submodel
2004-2005,2009	Subaru	Forester	XT
2002-2014	Subaru	Impreza	WRX
2005-2006	Subaru	Legacy	GT
2005-2006	Subaru	Outback	XT
2015-2021	Subaru	WRX STI	Base
2015	Subaru	WRX STI	Launch Edition
2015-2021	Subaru	WRX STI	Limited
2020	Subaru	WRX STI	S209
2016	Subaru	WRX STI	Series.HyperBlue
2018	Subaru	WRX STI	Type RA