2011-2014 Subaru Wrx/Sti Rear Diffuser (Sedan) V5
🚨 Lead Time: 2 Weeks
Designed for the 2011–2014 Subaru WRX/STI Sedan
🔧 Direct Fitment
Designed to seamlessly bolt onto the factory rear bumper of the 11–14 WRX and STI sedan for a flush, aggressive upgrade.
🛠️ Material
Crafted from aerospace-grade lightweight aluminum, offering excellent strength without unnecessary weight.
⚙️ Finish & Build Quality
Fully CNC’d and professionally powder coated in gloss black. Pre-drilled for precise installation.
Made in the USA
Proudly built in the United States with top-tier materials and craftsmanship.
🧰 Install-Friendly
Includes all necessary hardware for a complete install.
Professional installation is highly recommended.
💨 Why Add a Rear Diffuser to Your WRX/STI?
The V5 diffuser brings race-inspired styling to your WRX or STI while enhancing aerodynamic efficiency. It helps manage underbody airflow, reducing drag and adding rear-end stability—especially noticeable at higher speeds. A perfect blend of form and function for street or track.
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.