2011-2014 Subaru WRX/STI V1 Diffuser

CURRENTLY OUT OF PRODUCTION

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.

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 48 hours
  

• After 48 hours: Orders become FINAL SALE

• Any cancellation request will be subject to a restocking fee due to production preparation already in progress.