Perrin Gurney Flap Hatch (PSP-BDY-401BK) | Subaru WRX 2009-2014 / STI 2008-2014
Description
Description
The Perrin Gurney Flap (Hatch) increases downforce on the OEM rear spoiler, improving high-speed stability and providing an aggressive aerodynamic upgrade for GR/GV WRX and STI hatchbacks.
KEY FEATURES
- Boosts rear-end stability and downforce
- Designed specifically for hatchback WRX/STI models
- Durable ABS construction with black finish
- OEM-style fit with no drilling required
- Sharpens high-speed handling characteristics
VEHICLE FITMENT
- Subaru WRX (2009–2014)
- Subaru STI (2008–2014)
Perrin products are engineered for precision Subaru performance and long-term reliability.



