Turbo XS 08-12 WRX RFL Blow off Valve BOV ts wagon Remote proportional venting bias/volume control

Remote proportional venting bias/volume control from silent to loud or anywhere in between

Dual piston rings and advance oil flinger design to combat oil leakage and CHRA pressurization

Torque Solution Solid Rear Differential Mount Inserts: 08-14 Subaru WRX / STI

You can see the raised gasket compression stop at the lower bolt hole in this stock valve cover

The tri-mounted Revolution tip also allows for customization of sound levels and styling via an optional silencer and a burnt Titanium tip

Turbo XS 08-12 WRX RFL Blow off Valve BOV ts wagon Remote proportional venting bias/volume controlTurbo XS 08 12 WRX RFL Blow off Valve BOV