Buy quality products from the knowledgeable turbo specialists with 15+ years in the business - Turbo BitsTurbo Bits Dual Port BOV Type - CCan be used for a replacement for a failed factory recirc-valve unit (full recirculating , dual port ( half recirculating / have venting ) or full vent BOV the choice is yours! just use the included hardware and swap components around where appropriate. Mazda CX7 2.3L Turbo 2006-2012Mazda Mazdaspeed (MPS) 3 (BK series) 2007-2009Mazda Mazdaspeed (MPS) 3 (BL series) 2010-2013 (requires aftermarket airbox)Mazda Mazdaspeed (MPS) 6 2005-2007Subaru Forester XT (EJ25) 2008-2012 Liberty/Legacy GT 2003-2008 WRX 2008-2014 ** SUBARU - PLEASE SEE NOTE IN IMAGES TO CONFIRM CORRECT PART/FITMENTIncludes:-Dual port BOV-Gasket-Blanking plug-Allen key for flange adjustmentsCan be also converted to Universal 30mm Hose end BOV with included hardware ( please see last image )