SKU: 71002-AK003 | UPC: 4957266262108
HKS SSQV Recirculation Fitting (for 19mm ID Hose) 2002-2021 Subaru WRX STI Nissan 350Z
The HKS SSQV Recirculation Fitting routes diverted air from Super SQV blow-off valves back to the intake pipe with 19mm ID hose. It fits 2002-2021 Subaru WRX STI Nissan 350Z 2003-2009 Mitsubishi Lancer Evolution and other turbo JDM vehicles equipped with HKS SSQV3 or SSQV4 BOV. Recirculation avoids compressor surge holds boost levels and reduces noise for street use.
Key Features
- CNC Machined Aluminum: Delivers strong lightweight build to handle high boost pressures reliably
- Black Anodized Finish: Shields from corrosion and engine bay heat for long-term durability
- 19mm ID Hose Compatibility: Ensures secure seal without leaks on stock or upgraded hoses
- Direct Bolt-On Design: Swaps SSQV atmospheric outlet quickly for easy setup
- Boost Pressure Retention: Recycles air to intake cuts turbo lag sharpens throttle response
Product Notes
- Works only with HKS SSQV3 and SSQV4 blow-off valves
- Use 19mm ID high-temperature silicone hose for optimal performance
- Compact design ships fast in protective 4 x 3 x 2 inch retail box 0.2 lbs
Installation Notes
- Professional installation recommended.
- Remove SSQV atmospheric flange torque new fitting to spec with included O-ring
- Needs two worm-gear hose clamps not included for hose connection
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2002-2021 | Subaru | Impreza | WRX STI |
| 2003-2009 | Nissan | 350Z | All |
| 2003-2006 | Nissan | Infiniti G35 | Coupe |
| 1999-2002 | Nissan | Silvia | S15 |
| 1993-2002 | Toyota | Supra | MK4 Turbo |
| 1992-2015 | Mitsubishi | Lancer Evolution | All |
Why Choose HKS?
- 50+ years developing turbo systems for Japanese performance cars
- Manufactured in Japan with exact tolerances for reliable operation
- Used by top drifters and rally teams for proven durability
Frequently Asked Questions
- Q: Will this fit my HKS SSQV4 on a WRX STI?
A: Yes it bolts directly to SSQV3 and SSQV4 valves on 2002-2021 Subaru WRX STI and similar turbo setups - Q: What material construction does it use?
A: CNC machined aluminum with black anodized coating for heat and corrosion resistance - Q: What warranty coverage applies?
A: Covered under HKS limited manufacturer warranty when installed correctly
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock – ships same or next business day
- Packaging: Compact retail box 4 x 3 x 2 inches
- Weight: 0.2 lbs shipping weight





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