2015 - 2021 Subaru Wrx/Sti Rear Diffuser V3
Talk to an AFD Performance Specialist
100% Fitment Guarantee • Real Enthusiasts • No Guesswork
M-F 9:00AM - 5:00PM
Over 1,000,000+ parts installed Worldwide
🚨 Lead Time: 2 Weeks
Designed for the 2015–2021 Subaru WRX / STI
🔧 Direct Fitment
Specifically engineered to mount directly to the factory rear bumper with no cutting or trimming required.
🛠️ Material
Crafted from aerospace-grade lightweight aluminum for superior durability and strength.
⚙️ Finish & Build Quality
Precision CNC-cut and professionally powder coated in gloss black. Pre-drilled for straightforward installation.
Made in the USA
Proudly designed and manufactured in the United States using premium materials.
🧰 Install-Friendly
Includes all required hardware.
Professional installation is highly recommended.
💨 Why Add a Rear Diffuser to Your WRX/STI?
This rear diffuser enhances the WRX/STI’s aggressive styling while improving aerodynamic performance. By optimizing underbody airflow, it helps reduce drag and increase rear-end stability at higher speeds.
