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