Turbosmart - Subaru 02-07 WRX / 04-21 STI / 06-07-FXT - BOV Kompact Plumb (Back) subaru-brz-2019 All shells now have layers

All shells now have layers of carbon-Kevlar for greater strength

Pedal efforts will be slightly higher because of the higher clamp loads

Single-exit design

only Balance Charging

These have been designed to work with the USDM engines with intake only AVCS

Turbosmart - Subaru 02-07 WRX / 04-21 STI / 06-07-FXT - BOV Kompact Plumb (Back) subaru-brz-2019 All shells now have layersFull recirculating BOV. 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. Suits Subaru WRX. Included Gasket, Green Spring Rated 15 InHg (installed) Fitment Subaru Forester XT 2006 2007 Subaru WRX 2002 2007 Subaru WRX STI 2004 2021