TurboWorks Blow Off Adapter Made of solid aluminum by CNC method Allows for adaptation of HKS mount bleed valves to serial intercooler Fits: For Subaru Impreza WRX: 2008, 2009, 2010, 2011, 2012, 2013, 2014 For Legacy GT : 2005, 2006, 2007, 2008, 2009 Bolt spacing: 94mm TurboWorks Blow Off Adapter Made of solid aluminum by CNC method Allows for adaptation of bleed valves with HKS mount to serial intercooler Fits: For Subaru Impreza WRX: 2008, 2009, 2010, 2011, 2012, 2013, 2014 For Legacy GT: 2005, 2006, 2007, 2008, 2009 Dimensions shown in the last photo in the gallery.