SKU: 28443869605

HKS SSQV4 Blowoff Valve Kit WRX STI 5-DOOR SEDAN (08-11)

Sale price$174.57 Regular price$193.97
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Ships within 48 hours · Estimated delivery Jul 22 - Jul 27

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Description

HKS SSQV4 Blowoff Valve Kit WRX STI 5-DOOR SEDAN (08-11)HKS Super Sequential Blow Off Valve uses a unique sequential valve structure and a differential pressure control system, which allows for a broad operating range from low boost to high boost. Its Pull Type relief design ensures stable operation regardless of the amount of boost pressure. The Super SQV will support new generations of turbocharged vehicles. High Quality Aluminum Die Cast BodySilver coated aluminum die cast body. Combines the ultimate in

HKS Super Sequential Blow Off Valve uses a unique sequential valve structure and a differential pressure control system, which allows for a broad operating range from low boost to high boost. Its Pull-Type relief design ensures stable operation regardless of the amount of boost pressure. The Super SQV will support new generations of turbocharged vehicles.

High Quality Aluminum Die-Cast Body

Silver-coated aluminum die-cast body. Combines the ultimate in looks and durability in the engine compartment

High Stiffness Metal Die-Cast Valve

Secondary valve main portion is made of die cast metal. Reliable operation with beautiful looking

Triple Fin design produces "Super Sound"

Triple Fins set at the center of the funnel produces a dynamic and aggressive sound. An optional special Round Fin can be purchased separately for sound tuning

Pull-Type Relief Valve Operation

The Pull-Type valve operation offers more precise relief of excess boost and is compatible for a wider range of boost pressure compared to typical push-type blow off valves

Primary Valve (Small)

Lift off the throttle, and the primary valve instantly opens, quickly discharging initial excess boost pressure

Secondary Valve (Large)

This valve combined with the Primary Valve from the sequential dual valve structure. Optimal blow-off operation from how to high boost ranges without leaking

Dual Valve Structure, Sequential System

At low boost ranges the Primary Valve opens, and at high boost ranges the Secondary Valve also opens, resulting in linear response and optimal blow-off operation at all boost levels



Vehicle Fitments:

Year Make Model Submodel
1987 - 1990 Buick LeSabre Base
1985 Buick LeSabre Collector's Edition
1985 - 1990 Buick LeSabre Estate Wagon
1984 - 1990 Buick LeSabre Limited, Custom
1987 Buick LeSabre T-Type
1978 - 1987 Buick Regal Base, Limited
1982 - 1983 Buick Regal Estate Wagon
1987 Buick Regal GNX
1984 - 1987 Buick Regal Grand National
1982 Buick Regal Limited Turbo
1978 - 1982 Buick Regal Sport
1983 - 1986 Buick Regal T-Type
2008 Subaru Impreza 2.0R
2009 - 2010 Subaru Impreza 2.5 GT
2010 - 2011 Subaru Impreza 2.5i Premium
2012 - 2014 Subaru Impreza Base, Limited, Sport Premium, Touring, Sport Limited, Premium
2014 Subaru Impreza I Limited
2013 - 2014 Subaru Impreza i, I Sport
2008 - 2011 Subaru Impreza Outback Sport, 2.5i
2009 - 2012 Subaru Impreza R
2010 - 2014 Subaru Impreza WRX Limited
2009 - 2014 Subaru Impreza WRX Premium
2010 Subaru Impreza WRX SE, 2.5i Limited, WRX STI Special Edition, WRX GT
2011 - 2014 Subaru Impreza WRX STI Limited
2008 - 2014 Subaru Impreza WRX STI, Sport, WRX
2011 Subaru Impreza XV
2015 Subaru WRX STI Launch Edition
2015 - 2018 Subaru WRX STI Limited, Base
2016 Subaru WRX STI Series.HyperBlue
2017 - 2018 Subaru WRX STI Sport, Sport-tech
2018 Subaru WRX STI Type RA, STI
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 28443869605

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H.Tran
Los Angeles, US
★★★★★ 5
Impressive Air Quality Upgrade
I recently upgraded my 2019 Honda Civic with the A-Premium Cabin Air Filter with Activated Carbon, and I couldn't be more thrilled with the results. This cabin air filter offers exceptional value for money, proving that you don't have to break the bank for improved air quality inside your car. Installing the A-Premium Cabin Air Filter was a breeze. It fit perfectly into my Honda Civic's existing filter slot, and the installation process was straightforward, even for someone with limited automotive knowledge. The filter's precise dimensions and design made it a seamless replacement, saving me time and effort. The included instructions were clear and concise, further simplifying the installation process. The activated carbon feature of this cabin air filter is truly remarkable. It works wonders in improving the air quality inside the car's cabin by effectively trapping and neutralizing odors, pollutants, and allergens. I immediately noticed a significant difference after installing the A-Premium filter. The cabin air felt fresher, and I could breathe easier knowing that the filter was efficiently removing harmful particles and unpleasant smells. Considering the affordability of this product and the tangible benefits it provides, the A-Premium Cabin Air Filter with Activated Carbon is an excellent investment. It delivers on its promise to enhance the air quality inside your vehicle, making your driving experience more comfortable and enjoyable. If you're seeking an affordable yet effective cabin air filter upgrade for your 2019 Honda Civic, I highly recommend the A-Premium Cabin Air Filter with Activated Carbon. Its exceptional value for money, ease of installation, and remarkable impact on air quality make it a standout choice that won't disappoint. Upgrade your driving environment today and experience the difference for yourself.
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Reviewed in the United States on June 25, 2023
R
Verified Purchase
R J
Omaha, US
★★★★★ 4
2015 Civic
Size fits properly on a 2015 Honda Civic SI sedan. Price could be a little cheaper for a non-OEM part.
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Reviewed in the United States on March 21, 2026
J
Verified Purchase
Jean Therasse
Boise, US
★★★★★ 5
Excellent fit and great quality”
This filter fit perfectly and was very easy to install. The quality feels solid, and it made an immediate difference in air flow. It’s a reliable replacement at a much better price than the dealer. I’ll definitely be buying this brand again for future changes.
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Reviewed in the United States on August 17, 2025
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Robert Weiner
Bozeman, US
★★★★★ 5
Super deal
This was a great replacement and much cheaper than most.
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Reviewed in the United States on May 16, 2026
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Verified Purchase
Geff Chu
West Palm Beach, US
★★★★★ 5
Nice replacement filter
Fits perfectly
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Reviewed in the United States on April 18, 2026

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