Applications:

            02-07 Subaru WRX / STi

Item Features:

• CNC machined high quality anodized aluminum construction is lightweight and durable.
• Anodized for corrosion and wear resistance
• Provides a loud blow-off sound when boost is released
• Blue aluminum has a distinct show quality appearance and matches blue silicone piping of many aftermarket intercooler kits
• Advanced spring design allows for great response and performance at high boost
• Large Valve for increased airflow
• High Quality Diaphragm and short travel increases responsiveness
• Adjustable by adding a different tension internal spring
• Simple bolt-on installation on standard flange
• Instructions are not included. Professional installation is highly recommended.