2011 Subaru WRX Turbochargers

    • Agency Power® Adjustable Blow-Off Valve
      (1 reviews)
      # 15847967
      Subaru WRX 2011, Adjustable Blow-Off Valve by Agency Power®. The blow off valve is a device that helps relieve pressure between shifts. This keeps the turbo spooled and reduces turbo lag as you go through the gears. In addition,...