Description
HKS SSQV4 Blow Off Valve
Product Overview: HKS SSQV4 Blow Off Valve is a forced-induction pressure-control component designed to manage excess charge pressure when the throttle closes. This listing is structured around the exact HKS product/SKU so shoppers can match the component to the intended vehicle or build without relying on a generic product-family description.
Vehicle Application: 2017-2021 Honda Civic Type R (FK8)
Driver Benefit: Proper pressure relief can improve transient behavior and help protect the compressor from repeated surge events during shifts and throttle lift.
Recommended Use: Best suited to turbocharged performance applications where the charge system is being upgraded or tuned for higher boost and sharper response.
Technical & Fitment Notes
- Use the HKS part number/SKU as the primary reference when confirming exact configuration and installation requirements.
- Professional installation is recommended when the component affects engine operation, suspension geometry, braking, fuel delivery, or other safety-critical systems.
- Original catalog note: Note: NOT CARB Legal - This product is not currently CARB exempt and is not available for purchase in California & CARB States or for use on any vehicle registered with the California Department of Motor Vehicles. Factory recirculation valve sound cannot be noticed, but once HKS Super SQVIV is installed, its unique & sharp high frequency sound demonstrates its existence. Super SQVIV significantly increases its presence and improve the engine compartment appearance. To match with the appearance created by HKS Intercooler Piping Kit, the buffpolished casting pipe is included. By both the sound and appearance, Super SQVIV increases the fun to drive. HKS Super SQV (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 sta
Fitment and specifications can vary by HKS part number, model year, trim, transmission, drivetrain, and market. Confirm the SKU and application before ordering, particularly on modified vehicles.