HKS Super SQV4 Blow-Off Valve Kit injects a surge of performance and rich heritage into your 2008-2014 Subaru WRX STI. As a pioneer in the sport compact industry, HKS brings you the renowned SQ4 Sequential BOV, known for its effectiveness and signature sound. This meticulously crafted kit ensures exceptional functionality and stable operation across a wide range of boost pressures.
Engineered for Peak Performance & Hassle-Free Installation:
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Sequential Blow-Off Valve Technology: Leveraging a unique pull-type, sequential valve structure, the SSQV4 delivers superior performance. Unlike typical push-type valves requiring specific spring load settings, the SQV4 operates efficiently at any boost pressure without leaking, maximizing performance.
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Improved Boost Control: By effectively purging excess boost pressure between gear shifts, the SSQV4 helps maintain optimal turbo spool-up and reduces turbo lag, maximizing overall performance and protecting your turbocharger.
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Direct Bolt-On Design: The kit includes a factory-like flange for a simplified installation process, ensuring a perfect fit on your WRX STI's intercooler.
Key Features:
- Sequential Blow-Off Valve Design for Stable Operation Across All Boost Pressures
- Improved Boost Control for Enhanced Performance and Turbo Protection
- Signature HKS Blow-Off Valve Sound for an Aural Thrill (Note: Sound characteristics may vary)
- High-Quality Construction for Durability and Aesthetics
- Includes Vacuum Line Filter, Circlip, T-Fittings, Zip Ties, and Recirculation Connectors
- Direct Bolt-On Design with Factory-Like Flange for Easy Installation
- Designed for 2008-2014 Subaru WRX STI
