This flange is machined from high quality billet aluminum. It is designed to allow the use for GreddyType R/RZ/RS/S
style blow off valve on your vehicle without any modification.
This adapter will fit the following vehicles:
For2002-2007Subaru Impreza WRX
For2004-2014 Subaru STI
Will NOT fit the 2008-2013 WRX
Features:
CNC Billet Aluminum
Direct Fit
Fit for Greddy StyleR/RZ/RS/S