2015-2021 Subaru Wrx/Sti Rear Diffuser V4
Gloss jet black
$799.98 USD
2015-2021 Subaru Wrx/Sti Rear Diffuser V4
$799.98 USD
Backordered
Product Info
🚨 Lead Time: 2 Weeks
Designed for the 2015–2021 Subaru WRX / STI (Sedan)
🔧 Direct Fitment
Engineered for precise alignment with factory bumper points—no cutting or modification required.
🛠️ Material
Constructed from aerospace-grade lightweight aluminum to ensure strength, performance, and longevity.
⚙️ Finish & Build Quality
Professionally CNC-machined and powder coated in gloss black. Pre-drilled for a smooth installation process.
Made in the USA
Expertly crafted in the United States using premium materials and industry-leading standards.
🧰 Install-Friendly
Comes complete with all required hardware.
Professional installation is highly recommended.
💨 Why Add a Rear Diffuser to Your WRX/STI?
The V4 Rear Diffuser offers a bold, functional enhancement to your WRX or STI’s rear-end appearance. Its aggressive design helps manage airflow beneath the car to reduce drag and increase rear-end stability—giving your Subaru both show and go.
Confirmed Exhaust Fitments:
- - Invidia R400
- - Nameless Exhaust Systems
- - Muffler Delete Setups
- - Subiespeed Exhaust
- - Militek Quadtip
Please email or call us if you have any questions regarding exhaust fitment.
Fitment Information
House of Apex does our best to ensure we catalog all products as accurately as possible. Please verify fitment with your vehicle to ensure a seamless and smooth install.
For any questions, concerns, or installation help, please email Zac@HouseOfApex.us
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Authorized Supplier Fulfillment
Ships directly from the authorized manufacturer partner.
In-stock items: ships within 2–5 business days
Backordered items: typically requires 2–6 weeks
