{"product_id":"hks-super-sqv-4-return-kit-grb-grf","title":"HKS Super SQV 4+RETURN KIT GRB\/GRF","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003e71008-AF013V\u003c\/span\u003e | \u003cstrong\u003eUPC:\u003c\/strong\u003e 4957266265611\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eHKS Super SQV4 Blow Off Valve + Return Kit for 2008-2014 Subaru Impreza WRX STI (GRB) \u0026amp; 2010-2012 Forester STI (GRF)\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe HKS Super SQV4 + Return Kit transforms boost management on Subaru GRB and GRF turbo models. This direct-fit assembly replaces the factory diverter valve on Impreza WRX STI and Forester STI for faster pressure venting and smoother turbo operation. Drivers experience quicker throttle response reduced lag and distinctive sound under boost.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Valve Structure:\u003c\/strong\u003e Inner valve handles low-pressure response while outer valve supports high-boost flow up to 2.0 kgf\/cm² for full-range performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePull-Type Mechanical Operation:\u003c\/strong\u003e Direct spring-loaded action uses engine vacuum unaffected by boost pressure or ECU signals for instant relief\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProgressive Spring Mechanism:\u003c\/strong\u003e Three included springs allow tuning from 0.5 to 1.3 kgf\/cm² to match engine modifications and boost levels\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecirculation Piping Kit:\u003c\/strong\u003e Complete return hose and fittings route vented air back to intake pipe preventing surge error codes and compressor damage\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAluminum Die-Cast Body:\u003c\/strong\u003e Anodized finish resists corrosion with fluorosilicone rubber diaphragm for long-term durability and consistent sealing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eDirect bolt-on replacement requires no cutting or fabrication on stock turbo setups\u003c\/li\u003e\n\u003cli\u003eAdjustable discharge direction for hood clearance and sound preference\u003c\/li\u003e\n\u003cli\u003eHandle with care during shipping to protect fittings and diaphragm\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eProfessional installation recommended.\u003c\/li\u003e\n\u003cli\u003eDisconnect factory solenoid valve and mounting bracket before fitting\u003c\/li\u003e\n\u003cli\u003eCompatible with stock intake manifold and turbo outlet flange on GRB\/GRF\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eThis Part Fits\u003c\/h4\u003e\n\u003ctable border=\"1\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eYear\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eSubmodel\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e2008-2014\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eImpreza\u003c\/td\u003e\n\u003ctd\u003eWRX STI (GRB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2010-2012\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eForester\u003c\/td\u003e\n\u003ctd\u003eSTI (GRF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003eWhy Choose HKS?\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eOver 50 years developing JDM turbo systems for street and track\u003c\/li\u003e\n\u003cli\u003eProven in motorsports with real-world dyno-tested components\u003c\/li\u003e\n\u003cli\u003ePrecision CNC-machined parts ensure leak-free operation under high pressure\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Will this fit US-market 2008-2014 Impreza WRX STI?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Yes it bolts directly to GRB chassis turbo outlet and intake pipe on USDM EJ25 turbo models\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What materials are used in construction?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Die-cast aluminum body with hard anodizing plus fluorosilicone diaphragm and stainless fittings for heat and chemical resistance\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Does installation require tuning or ECU changes?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e No tuning needed with recirculation kit as it returns air to intake preventing check engine lights or limp mode\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eShipping \u0026amp; Handling\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMethod:\u003c\/strong\u003e UPS Ground \/ FedEx Ground\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailability:\u003c\/strong\u003e In stock - ships same or next business day\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Secure HKS box 7.1 x 5.1 x 3.9 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.1 lbs product \/ 1.65 lbs shipping\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"HKS","offers":[{"title":"Default Title","offer_id":40277890629711,"sku":"HKS71008-AF013V","price":462.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/hks-super-sqv-4return-kit-grbgrf-hks.jpg?v=1768435471","url":"https:\/\/www.blackopsautoworks.com\/products\/hks-super-sqv-4-return-kit-grb-grf","provider":"Black Ops Auto Works","version":"1.0","type":"link"}