Perrin Wing Gurney Flap 2015-2021 WRX / 2015-2021 STI w/ Premium Wing | Increased Rear Downforce | Aero Upgrade
Overview
The Perrin Wing Gurney Flap is a precision-engineered aerodynamic accessory designed specifically for Subaru WRX and WRX STI models from 2015 to 2021 equipped with the Premium Wing. This subtle yet effective addition enhances rear downforce, improving high-speed stability and cornering grip without altering the sleek profile of your vehicle. Ideal for enthusiasts who demand both functional performance and refined aesthetics, the gurney flap is a straightforward upgrade that complements spirited driving and track use.
Crafted from lightweight 10g 6061-T6 aluminum, the Perrin Gurney Flap combines durability with corrosion resistance. Its powder-coated semi-black finish offers a clean, aggressive look that integrates seamlessly with the factory wing. The precision laser-cut design includes slotted holes for alignment adjustments, ensuring a perfect fit and easy installation. Perrin’s engineering approach focuses on maximizing aerodynamic efficiency while maintaining OEM+ quality and style.
Flow analysis demonstrates that this gurney flap significantly increases downforce, adding approximately 35 lbs at 75 mph, 62 lbs at 100 mph, and nearly 100 lbs at 125 mph. For Subaru owners, this translates to enhanced rear-end stability during high-speed driving and improved confidence in corners, making it a valuable upgrade for both street and track applications. The included license plate frame and all necessary hardware complete the package for a professional installation experience.
Features & Specifications
This Perrin Wing Gurney Flap is engineered for 2015-2021 Subaru WRX and WRX STI models with the Premium Wing and features a durable 10g 6061-T6 aluminum construction with a powder-coated semi-black finish. Designed to increase rear downforce and improve aerodynamic performance, it delivers a functional and visually appealing upgrade for Subaru enthusiasts seeking enhanced stability and OEM+ quality.
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Brand: Perrin Performance
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Product: Perrin Wing Gurney Flap 2015-2021 WRX / 2015-2021 STI w/ Premium Wing
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Part Number: PSP-BDY-402BK
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Fitment: 2015-2021 Subaru WRX and WRX STI with Premium Wing
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Material: 10g 6061-T6 Aluminum
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Finish: Powder-coated semi-black
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Construction: Precision laser cut with slotted holes for alignment
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Origin: Not specified
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Downforce Increase: 35 lbs at 75 mph, 62 lbs at 100 mph, 100 lbs at 125 mph
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Mounting: Direct bolt-on to compatible Perrin Premium Wing
Key Benefits
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Performance: Significantly increases rear downforce for improved high-speed stability and cornering grip.
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Durability: Made from corrosion-resistant 10g 6061-T6 aluminum for long-lasting use.
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Fitment: Designed specifically for Perrin Premium Wings on 2015-2021 WRX and STI models for seamless integration.
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Aesthetics: Sleek powder-coated semi-black finish enhances the aggressive look without overpowering the factory styling.
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Adjustability: Slotted mounting holes allow precise alignment for a perfect fit.
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Value: Includes a matching Perrin license plate frame and all necessary hardware for installation.
What's Included
- 1× Perrin Wing Gurney Flap
- 1× Perrin License Plate Frame
- All mounting hardware for installation
- Installation instructions
Installation & Compatibility
Installation of the Perrin Wing Gurney Flap is straightforward for those comfortable with basic hand tools and bolt-on accessories. The slotted holes facilitate alignment adjustments, making it easier to achieve a factory-like fit. No special tools are required beyond standard hand tools. This product is designed exclusively for use with Perrin Premium Wings on 2015-2021 Subaru WRX and WRX STI models. Professional installation is recommended if you are unfamiliar with aerodynamic components or want to ensure optimal fitment and finish.
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Professional Installation: Recommended for best fitment
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Modifications Required: None
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Verify Compatibility: Confirm your vehicle has the Perrin Premium Wing before purchase
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