Torque Solution HKS BOV Adapter Flange | 2002-2007 Subaru WRX, and 2004-2021 Subaru WRX STI (TS-SU-HKS)

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02-07 WRX / 04-21 STI HKS BOV Adapter Flange by Torque Solution

Torque Solution Billet HKS SSQV Blow off Valve Adapter allows you to direct fit your blow off valve to your Subaru TMIC without any welding or modifications at all.


  • CNC machined 6061-T6 billet aluminum
  • Installs in under 30 minutes
  • Direct Fitment
  • Limited Lifetime Warranty


  • 2004 - 2021 Subaru STI
  • 2002 - 2007 Subaru WRX

What's In The Box?

  • 1 - HKS BOV Adapter Flange


  • Torque Solution Limited Lifetime Warranty

Customer Reviews

Based on 1 review
torque solutions hks bov flange (wrx sti)

found the only web site that had this flange in stock so I went ahead and ordered it.
great customer service and quick shipment at last minute!! would do buisness again if need be!! sorry no camera to take pic of it installed .