2011-2014 Subaru Wrx/Sti Rear Diffuser (Sedan) V1
🚨 Lead Time: 2 Weeks
Designed for the 2011–2014 Subaru WRX / STI (Sedan Only)
🔧 Direct Fitment
Engineered to mount directly onto the OEM rear bumper of 2011–2014 WRX and STI sedan models with no cutting or trimming required.
🛠️ Material
Built from aerospace-grade lightweight aluminum to ensure strength, durability, and longevity under daily or track use.
⚙️ Finish & Build Quality
Fully CNC’d and professionally powder coated in gloss black for a clean, aggressive finish. Pre-drilled for ease of install.
Made in the USA
Proudly crafted in the United States using high-grade materials and expert workmanship.
🧰 Install-Friendly
Ships with all necessary mounting hardware.
Professional installation is highly recommended.
💨 Why Add a Rear Diffuser to Your WRX/STI?
This diffuser enhances your WRX/STI’s rear-end styling while optimizing underbody airflow. The result is improved aerodynamics, reduced turbulence, and a track-inspired aesthetic that stands out on the street or at the show.
Confirmed exhaust fitment:
• Q300
• N1 DUAL/SINGLE
•Nameless Performance
• Tomei
• OEM/SPT
PLEASE EMAIL US TO VERIFY WHICH EXHAUST YOU HAVE.
Processing & Shipping Overview
Processing occurs before shipping.
Most in-stock items typically process within 2–3 business days before shipment or pickup. Expedited shipping options affect transit time after an order ships and do not speed up processing.
Made-to-order, special-order, vendor drop-ship, and freight items require additional processing time before shipping. Any extended lead times will be noted on the product page when applicable.
For the most up-to-date order status or lead time questions, please contact sales@smgspeed.com or use live chat during business hours.