ZL1 Addons 2015-2017 Ford Mustang Stealth Diffuser
ZL1 Addons 2015-2017 Ford Mustang Stealth Diffuser Our all new Mustang 15-17 Diffuser is now available for all dual tip GT/ECO Premium models. This products comes with […]
ZL1 Addons 2015-2017 Ford Mustang Stealth Diffuser
ZL1 Addons 2015-2017 Ford Mustang Stealth Diffuser
Our all new Mustang 15-17 Diffuser is now available for all dual tip GT/ECO Premium models. This products comes with an aluminum belly pan to smooth and diffuse the air coming out from under the car that is attached to our HDPE outward facing panel that has an automotive finish. We offer this product as a one piece or three piece design, please make sure you select the right product below.
This product is functional and will diffuse the air properly from the differential to the rear of the vehicle unlike other brands. Our product is designed to bolt up to the factory valance as an addon.
Note: The 2015-2017 Mustang has 2 different types of rear valances, the Premium and Non-Premium. The biggest tell on which your vehicle has in the center fins on the valance between the exhaust and the rear brake light.
100% Made in the USA!
Product Fitment:
- Mustang 15-17 GT & ECO Premium with dual tip exhaust (1 exhaust pipe per side).
- Coming Soon – GT Premium with Quad Tip exhaust
- Coming Soon – GT/ECO Non-Premium Models
Product Finish:
- Standard Aluminum – This product will have an HDPE main diffuser and fins with a raw aluminum* attachment plate.
- Black Powder Coat Aluminum – This product will have an HDPE main diffuser and fins with a black powder coated aluminum attachment plate.
Shipping:
- This product is built to order and will take 5-7 business days to build and prep for shipment. Black powder coated panels have a 7-10 business day build lead time.
*Note:
- The aluminum that attaches the diffuser to the car is NOT a fine finished piece, it will have fine marks and scratches obtained during manufacturing. This part of the diffuser is not viewable when the car is sitting on the ground.
- The primary diffuser fins will ship unattached due to sizing and shipping rates, a Philips head screw drive or drill will be needed to assemble just the fins to the main panel. Holes are already in place to line the product up.
Install Guide:
Main Diffuser:
~Coming Soon~
Side Fins:
~Coming Soon~
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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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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.
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