Roush 2015-2017 Ford Mustang Premium Rear Diffuser

$349.99

Rear Diffusers help increase grip and reduce aerodynamic drag! The primary purpose of a rear diffuser is to efficiently increase the downforce of your vehicle.

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This Roush Performance Rear Valance is specifically designed to fit 2015-2017 GT and EcoBoost Mustangs equipped with the factory Premium Chassis Packages only (Trim Levels: 200A/201A/400A/401A).

Now you can add a formidable new appearance to your S550 Mustang with a Roush Performance R7 Lower Rear Valance. Designed using the original manufacturer CAD data for a perfect fit, this is the same exact rear valance found on the new special edition Roush Mustangs.

This Roush Performance Rear Valance is specifically designed for Mustangs that do not have factory installed back-up sensors. If your Mustang is equipped with back-up sensors please use Roush part# 421919

WARNING: Product may cause cancer and reproductive harm. To learn more please visit https://www.P65Warnings.ca.gov

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Roush Performance

Combining engineering with entrepreneurship, Roush founded Roush Performance Engineering in 1976 and began selling designs he had created for his own team to the wider world of motorsport. His tenacious, solutions-based approach brought great demand for Roush engines and components for drag, oval-track, and hill-climb racing, as well as offshore powerboats

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Function Factory Performance - California HQ
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Thousand Oaks, CA 91360

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Stock status is updated regularly but not guaranteed. We’ll notify you of any changes during your order process. Shipping outside the 48 states (including Alaska, Hawaii, and international) is not free. Please contact sales@ffperformance.co before ordering.
 

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