Turbosmart Recirculating Blow Off Valve Kompact Plumb Back Black for 2008-2014 WRX / 2005-2009 Legacy GT

This is the Turbosmart Recirculating Kompact Plumb Back Blow Off Valve. This is a great solution for those of you who want a high-performance plumb back system that recirculates all excess pressure back into the intake system without the typical loud aftermarket blow-off valve noise.  Here are more details: Direct bolt-on replacement for the factory plastic blow-off valve Offers superior flow, adjustability, and structural integrity under boost  Constructed of durable aluminum materials and powder-coated black for corrosion resistance -15 InHg green spring installed