2015-2021 Subaru WRX/STI V2 Diffuser
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
Designed for the 2015–2021 Subaru WRX / STI
🔧 Direct Fitment
Engineered for a precise and secure fit to the factory rear bumper of the 2015–2021 WRX and STI models.
🛠️ Material
Made from aerospace-grade lightweight aluminum, offering a perfect balance of strength and weight savings.
⚙️ Finish & Build Quality
Fully CNC’d and professionally powder coated in gloss black. Pre-drilled mounting points ensure a seamless installation.
Made in the USA
Proudly built in the USA using top-tier materials and precision processes.
🧰 Install-Friendly
Includes all required hardware for mounting.
Professional installation is highly recommended.
💨 Why Add a Rear Diffuser to Your WRX/STI?
Enhance rear-end styling while improving airflow and reducing drag. This diffuser not only sharpens your vehicle’s appearance but also boosts aerodynamic efficiency—giving your WRX or STI a performance edge both visually and on the road.
CNC-cut aero components are produced per order and require material allocation and machine programming.
-
Typical Lead Time: 3-5 weeks
-
CNC items may be canceled within the first (5) business days
-
After 5 business days: Orders become FINAL SALE
-
Any cancellation request will be subject to a restocking fee due to production preparation already in progress.
