Perrin Wing Gurney Flap Black 2009-2014 WRX Hatchback / 2008-2014 STI Hatchback

Perrin Wing Gurney Flap Black 2009-2014 WRX Hatchback / 2008-2014 STI Hatchback | +100 lbs Downforce at 125 mph | Aerodynamic Rear Wing Accessory

Overview

The Perrin Wing Gurney Flap is a precision-engineered aerodynamic accessory designed specifically for the 2009-2014 Subaru WRX Hatchback and 2008-2014 WRX STI Hatchback models. This black-finished flap attaches seamlessly to compatible Perrin wings, enhancing rear downforce to improve high-speed stability and cornering grip. It’s an ideal upgrade for Subaru enthusiasts who want to optimize their vehicle’s aerodynamic performance without sacrificing style.

Crafted from lightweight 10g 6061-T6 aluminum, the gurney flap combines durability with corrosion resistance. Its precision laser-cut design includes slotted holes for alignment adjustments, ensuring a perfect fit and factory-like appearance. The subtle semi-black powder-coated finish complements any vehicle color, maintaining a clean and aggressive look that integrates well with the Subaru’s sporty aesthetic.

Real-world flow analysis demonstrates the Perrin Gurney Flap’s effectiveness, increasing downforce by 35 lbs at 75 mph, 62 lbs at 100 mph, and nearly 100 lbs at 125 mph. This aerodynamic enhancement translates to improved traction and confidence during spirited driving or track sessions, making it a practical and visually appealing upgrade for Subaru WRX and STI hatchback owners.

Features & Specifications

This Perrin Wing Gurney Flap is engineered for 2009-2014 WRX Hatchback and 2008-2014 STI Hatchback platforms and features a durable 10g 6061-T6 aluminum construction with a semi-black powder-coated finish. Designed to increase rear downforce significantly, it delivers enhanced high-speed stability and cornering performance for Subaru enthusiasts seeking functional aerodynamic improvements.

• Brand: Perrin Performance
• Product: Wing Gurney Flap Black 2009-2014 WRX Hatchback / 2008-2014 STI Hatchback
• Part Number: PSP-BDY-401BK
• Fitment: 2009-2014 Subaru WRX Hatchback, 2008-2014 Subaru WRX STI Hatchback
• Material: 10g 6061-T6 Aluminum
• Finish: Semi-Black Powder Coat
• Construction: Precision Laser Cut with Slotted Holes
• Origin: Made in USA
• Downforce Increase: 35 lbs at 75 mph, 62 lbs at 100 mph, 100 lbs at 125 mph
• Mounting: Direct bolt-on to compatible Perrin wings

Key Benefits

• Performance: Significantly increases rear downforce for improved high-speed stability and cornering grip.
• Durability: Made from corrosion-resistant 6061-T6 aluminum to withstand the elements and maintain performance over time.
• Fitment: Designed specifically for Perrin wings on WRX and STI hatchbacks, ensuring a seamless, factory-like installation.
• Aesthetics: Semi-black powder-coated finish provides a subtle yet aggressive look that complements any vehicle color.
• Adjustability: Slotted mounting holes allow precise alignment for optimal aerodynamic effectiveness.
• Value: Enhances both function and style without the need for extensive modifications or expensive aero kits.

What's Included

• 1× Perrin Wing Gurney Flap
• 1× Perrin License Plate Frame
• All necessary mounting hardware
• Installation instructions

Installation & Compatibility

Installation of the Perrin Wing Gurney Flap is straightforward for enthusiasts familiar with Subaru aftermarket parts, requiring only basic hand tools. The flap bolts directly onto compatible Perrin wings designed for the 2009-2014 WRX and 2008-2014 STI hatchbacks. The included slotted holes facilitate fine alignment adjustments to ensure a perfect fit and optimal aerodynamic performance. No special tuning or modifications are required, making this an accessible upgrade for both street and track use.

• Professional Installation: DIY-Friendly
• Modifications Required: None
• Verify Compatibility: Confirm fitment with your specific Perrin wing and Subaru hatchback model year

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