SET YOUR CAR
FREE SHIPPING
On orders over $200
TALK TO A PARTS EXPERT
RALLYSPORT GUARANTEE
100% Money Back on Select Parts
Product images
Product Media
HKS Super SQV4 Blow Off Valve (Part Number: )
HKS Super SQV4 Blow Off Valve (Part Number: )
HKS Super SQV4 Blow Off Valve (Part Number: )
HKS Super SQV4 Blow Off Valve (Part Number: )
HKS Super SQV4 Blow Off Valve (Part Number: )
HKS Super SQV4 Blow Off Valve (Part Number: )
HKS Super SQV4 Blow Off Valve (Part Number: )
HKS Super SQV4 Blow Off Valve (Part Number: )
Community Media
HKS Super SQV4 Blow Off Valve (Part Number: )
HKS Super SQV4 Blow Off Valve
Subaru WRX 2002-2007 / STI 2004-2007 / Forester XT 2004-2008
Read 7 Reviews | 26 Q&As
Part # 71008-AF006
$339.70
msrp: $395.00

In stock! Ships same day

Features & Product Details

RallySport Direct proudly carries quality performance products from the pioneers of the sport compact industry, HKS.

On this page, you are looking at the HKS SQ4 Sequential BOV. This is the grandfather of blow-off valves with its flagship sound that remains to be one of the most effective blow-off valves in the aftermarket.

Here are the details:

  • Pull-type sequential valve structure
  • New differential pressure control system allows for stable operating ranges from low to high-boost pressures
  • Comes provided with an OEM-like mounting flange to allow users to have a ready installation
  • Specifications

    Brand: HKS
    Adjustable: No
    Color: Silver
    Design: Diaphragm
    OEM Replacement: Yes
    QTY: 1
    Valve Type: Atmospheric or Recirculating
    Includes Gasket(s): No
    Mfgr. Warranty: 1 Year
    Condition: New Product
    Return Policy:

    RallySport Guarantee - 30 Days


    Items that are covered under the RallySport Guarantee offer a 30 day no questions asked return policy.

    RallySport Guarantee items may be returned within 30 days of the original invoice date and must include all the original parts and contents for a refund.

    The RallySport Guarantee does not apply to products that have been modified, damaged, misused or abused. All returns require an RMA (Return Merchandise Authorization) Number, and freight charges are strictly non-refundable. For more information regarding our freight refund policy, please refer to our return policy page found HERE.
    Standard

    PEOPLE WHO VIEWED THIS ITEM ALSO VIEWED

    REVIEWS & CUSTOMER MEDIA

    7 Reviews
    5 out of 5 Stars
    5 Stars
    (7)
    4 Stars
    (0)
    3 Stars
    (0)
    2 Stars
    (0)
    1 Stars
    (0)
    Customer Photos and Videos
    HKS Super SQV4 Blow Off Valve ( Part Number: 71008-AF006)
    Hks blow off valve  9 months ago
    5out of 5stars

    It is amazing makes my turbo sound so good and loud after letting off the gas would highly recommend
      
    Was this review helpful?
    Sounds Awsome! 10 months ago
    5out of 5stars

    This blow off valve sounds better than any other I've ever owned. Gives off a loud chirp, some of my friends say that they hear the bov before they hear my exhaust when I pull up. Easy install, everything needed was included. Great purchase.
      
    Was this review helpful?
    02 WRX 10 months ago
    5out of 5stars

    Definitely worth the money! Fits perfect and sounds amazing Shipping was fast, as always.
      
    Was this review helpful?
    Sounds great 11 months ago
    5out of 5stars

    Easy to install and delivered super fast. Sounds amazing! Great build quality and looks great.
      
    Was this review helpful?
    0 of 1 people found the following review helpful
    Great product 1 year ago
    5out of 5stars

    Boy! This is one sick a** bov ...it's so loud as soon as you hit boost....have no issues or no regret...
      
    Was this review helpful?

    QUESTIONS & ANSWERS

    • Q: Hks sqv4 bov  Wrxbreezy2 months ago

      Can I run the bov on my stock turbo on my 2015 wrk without a tune and still get the good sound of it
      • 0 of 1 people found the following answer helpful

        A:  Yes, you can run this with a stock turbo.

        Devan M. @ RallySport Direct 2 months ago  
          
        Was this answer helpful?
      • 0 of 0 people found the following answer helpful

        A:  Def need a tune .

        OkieSTI
          
        Was this answer helpful?
    • Q: Tune  Bill3 months ago

      Will I need a tune if my old BOV vents to atmosphere
    • Q: Hks Bov 2011 wrx   Mike D.3 months ago

      Is there not a kit for the 2011 wrx?