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Home / Components / Markdown HKS SUPER SQV4 BOV Black Edition – 2002-2007 Subaru WRX / STI

Markdown HKS SUPER SQV4 BOV Black Edition – 2002-2007 Subaru WRX / STI

Original price was: $349.80.Current price is: $139.92.

SKU: SK0674513-US20260126-092757 Category: Tag:

Description

HKS continues its traditional pull-type SSQ blow-off valve with the SQV4 Black Edition series. This will some with a factory-like flange to bolt right up to the Subaru WRX/STI.

HKS SQV4 Black Edition Blow-Off Valve


SPECS:

  • Black Edition
  • Pull-type sequential valve structure
  • The new differential pressure control system allows for stable operating ranges from low to high-boost pressures
  • Includes vacuum line filter
  • Includes circlip, T-fittings, zip ties, and plugs for the intake side to run fully atmospheric

HKS EVOLVES THEIR TRADITIONAL SSQ SYLE BOV WITH THE NEW SQV4 BLACK EDITION BLOW-OFF VALVE

For those of you who love that flagship HKS SSQ BOV chirp, here is the latest version which is the SQV4 Black Edition Blow-Off Valve. The popular pull-type relief design works quickly to purge boost between shifts to keep that turbo spooling or to quickly relieve the boost under deceleration. A great upgrade especially for those of you with power or boost levels that otherwise surpass the limits of the factory diverter valve.

The SQV4 will come with a factory-like mounting flange to make this ready to bolt-on, and it will come provided with a vacuum line as well as plugs to allow the user to vent this blow-off valve to the atmosphere.