{"product_id":"hks-super-sqv4-blow-off-valve-w-suction-return-kit-2008-2021-sti","title":"HKS Super SQV4 Blow Off Valve - Universal","description":"\u003cp data-start=\"0\" data-end=\"412\"\u003eThe HKS Super SQV IV (Sequential Blow-Off Valve) features a unique sequential valve structure combined with a differential pressure control system, allowing it to operate smoothly across a wide range of boost levels—from low boost to high boost. Its pull-type relief design ensures stable and consistent performance regardless of boost pressure, helping protect the turbocharger while maintaining rapid response.\u003c\/p\u003e \u003cp data-start=\"414\" data-end=\"684\"\u003eDesigned to enhance charge response, the Super SQV IV efficiently repeats pressurization and pressure relief during throttle on\/off transitions. This makes it well suited for modern turbocharged vehicles that demand fast, reliable boost control and improved drivability.\u003c\/p\u003e \u003cp data-start=\"686\" data-end=\"1136\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eWhile the factory recirculation valve operates quietly, installing the HKS Super SQV IV introduces HKS’s signature sharp, high-frequency blow-off sound, clearly announcing its presence. In addition to the sound upgrade, the Super SQV IV enhances engine bay aesthetics with a buff-polished casting pipe designed to complement HKS intercooler piping kits. Together, the distinctive sound and refined appearance significantly increase driving enjoyment.\u003c\/p\u003e \u003cp data-start=\"686\" data-end=\"1136\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\u003cbr\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eHigh Quality Aluminum Die-Cast Body - Combines the ultimate in looks and durability in the engine compartment.\u003c\/li\u003e \u003c\/ul\u003e \u003cul\u003e \u003cli\u003eHigh Stiffness Metal Die-Cast Valve - Reliable operation\u003c\/li\u003e \u003c\/ul\u003e \u003cul\u003e \u003cli\u003eTriple Fin Design - Triple Fins set at the center of the funnel produces a dynamic and aggressive sound.\u003c\/li\u003e \u003c\/ul\u003e \u003cul\u003e \u003cli\u003ePull-Type Relief Valve Operation - More precise relief of excess boost and is compatible for a wider range of boost pressure\u003c\/li\u003e \u003c\/ul\u003e \u003cul\u003e \u003cli\u003ePrimary Valve (Small) - Lift off the throttle, and the primary valve instantly opens, quickly discharging initial excess boost pressure.\u003c\/li\u003e \u003c\/ul\u003e \u003cul\u003e \u003cli\u003eSecondary Valve (Large) - Combined with the Primary Valve to provide optimal blow-off operation from low to high boost ranges\u003c\/li\u003e \u003c\/ul\u003e \u003cul\u003e \u003cli\u003eDual 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.\u003c\/li\u003e \u003c\/ul\u003e \u003cul\u003e\u003c\/ul\u003e","brand":"HKS","offers":[{"title":"Default Title","offer_id":50501121540382,"sku":"hks71008-AK001","price":464.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0846\/6730\/2174\/files\/hks-super-sqv4-blow-off-valve-universal-71008-ak001-5346226.webp?v=1768064030","url":"https:\/\/subistyle.ca\/products\/hks-super-sqv4-blow-off-valve-w-suction-return-kit-2008-2021-sti","provider":"Subistyle","version":"1.0","type":"link"}