Street Aero 2018-2022 Ford Mustang GT Rear Diffuser
Function Factory Performance offers a aftermarket upgrade for your 2018-2022 Ford Mustang GT: the Street Aero Rear Diffuser. This component is designed to enhance your Mustang’s […]
Street Aero 2018-2022 Ford Mustang GT Rear Diffuser
Function Factory Performance offers a aftermarket upgrade for your 2018-2022 Ford Mustang GT: the Street Aero Rear Diffuser. This component is designed to enhance your Mustang’s aerodynamics and elevate its visual appeal.
The Street Aero Rear Diffuser is built to withstand the rigors of daily driving and track use. Its design incorporates multiple fins and channels that work together to reduce air turbulence and increase downforce. This not only improves your Mustang’s stability and handling at high speeds but also adds an aggressive, race-inspired look to your vehicle’s rear end.
Installing the Street Aero Rear Diffuser is easy, thanks to Function Factory Performance’s craftsmanship. The diffuser is designed to integrate seamlessly with your Mustang’s existing body lines, ensuring a perfect fit every time. It comes with all necessary hardware and instructions for a hassle-free installation process.
With its unparalleled performance and stunning aesthetics, the Street Aero Rear Diffuser is the ultimate addition to your 2018-2022 Ford Mustang GT. Order yours today from Function Factory Performance and take your driving experience to the next level.
Includes:
Both Main Piece and Rear Side Fins
Stainless Steel Hardware
Guaranteed fitment
Tools Needed:
Drill
Screwdriver
¼” Wrench
10mm Wrench
We’ve got your back!
Function Factory Performance takes “customer service” very personally. We understand that finding the right parts can be overwhelming. Education and awareness are the principles that keep us ahead of the curve. Let us make this experience simple, easy, and awesome, so without hesitation give us a call at (480) 576-8606, feel free to direct message on our live chat, or CLICK HERE to contact us via email.
Make sure to follow us on Instagram: @FFPerformanceAZ and Youtube.
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1 review for Street Aero 2018-2022 Ford Mustang GT Rear Diffuser
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Frequently Asked Questions
For made-to-order or specialty items (like carbon fiber parts or custom builds), the turnaround can take up to 8 weeks — perfection takes time.
Either way, we’ll keep you updated so you know exactly when your parts are leaving the pit lane.
If your order ships via freight, you’ll get a separate email with a direct link to the carrier’s tracking page — easy and stress-free.
If your shipment is lost, just email or call us — we’ll help track it down and guide you through the next steps to make it right.
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Your feedback helps us grow, create more content, and keep bringing performance-driven parts to the community.
First Class Customer Service
Customer service is our top priority. We know that finding the right parts can be overwhelming, so we’re here to make the process smooth and enjoyable. We’re always ahead of the curve with our commitment to education and awareness. Let’s make this experience simple and awesome together! Don’t hesitate to call us at +1 805 267 9762 or click here to reach us via email.
Make sure to follow us on Instagram: @FFPerformanceAZ and Youtube.
1
Customer Support Specialist
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