Turbosmart BOV Kompact Plumb-Back for WRX/STi (TS-0203-1215) KYB The STM Bracket design utilizes

The STM Bracket design utilizes the existing stud and nut of the master cylinder so it is a clean and easy install

The helmets have also been wind-tunnel tested to maximize exterior vent placement and flow

The all-new 3-piece design offers engine builders additional options to adjust lash

• Compatible with ALL performance and stock clutch assemblies

• T304 Stainless Steel Clamp

Turbosmart BOV Kompact Plumb-Back for WRX/STi (TS-0203-1215) KYB The STM Bracket design utilizesThe "Kompact Plumb Back" is a full recirculating BOV designed for the 2002 2007 WRX and 2004 2020 STi. The Plumb Back system recirculates all excess pressure back into the intake system. Great for enthusiasts not wanting to be noticed but wanting the performance and reliability benefits of a quality BOV. New BOV gasket is also included. Vehicle Fitment: 2002 2007 Subaru WRX 2004 2020 Subaru STi Instructions: PDF Install Guide Includes: (1) Subaru