GT and V6 Models Require Cutting the Original Factory Bumper Cover
Fits All 2013-2014 Mustangs
Shelby GT500 Styling. This Lower Rear Valance (a.k.a. Diffuser) is the exact same one that is featured on the Shelby GT500 Mustang. Offering aggressive race inspired styling this rear diffuser makes the perfect replacement part or appearance upgrade for your Mustang.
Quality Construction. Made from OEM quality high pressure injection molded thermal plastic for it's long lasting durability, this rear diffuser features an OEM grained texture for increased longevity against rock impacts from daily driving.
Application. This Rear Diffuser is a direct fit replacement for the 2013-2014 Shelby GT500 and BOSS 302 Mustangs, can also be installed to upgrade the appearance of your V6 or GT models with modifications.
Installation Note. Installation of this Shelby GT500 rear valance diffuser on a GT or V6 model will require modifing the stock rear bumper fascia cover. You will need to cut and remove the lower section of the cover and cut slits to retain the valance. Fortunately Ford pre-marked the backside of the factory fascia cover showing exactly where you need to cut making the job much easier.
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