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Mustang RTR Rear Valance Diffuser (2015-17)

£399.99 You Save 42% (£169.99)

Modern, aggressive, race-inspired looks come as standard with the RTR Mustang rear diffuser upgrade.

Manufactured from OEM quality high pressure injection molded high-strength thermal plastic olefin (TPO) for it's long lasting durability, this Rear Diffuser features a grained texture for an OEM look and to increase longevity against rock impacts from daily driving.

Installation of the RTR Rear Diffuser is simple and straight forward, but will require permanent modification to the stock rear bumper cover to remove the factory diffuser.

The RTR Rear Diffuser can be installed on 2015-2017 Mustang models equipped with, or without factory installed back-up sensors, and will not affect sensor operation.


  • RTR Signature Modern Aggressive Styling
  • Injection Molded TPO Material
  • Features a Grained Texture
  • OEM Fit and Finish
  • Straight Forward Installation
  • Backup Sensor Compatible
  • Fits 2015-2017 GT and EcoBoost Mustangs

Please Note: Designed for Premium Chassis Packages Only (Trim Levels: 200A/201A/400A/401A)

Customer Reviews
5.0 Based on 3 Reviews
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Filter Reviews:
    IAIN M.
    United Kingdom United Kingdom
    RTR Valance

    Fitted by local Ford. Looks great and aggressive. Adds to the on going RTR styling I've been performing.

    mountune Mustang RTR Rear Valance Diffuser (2015-17) Review
    United Kingdom United Kingdom
    RTR Rear diffuser

    Great quality and fit and looks amazing. Wasn’t as easy as some websites made out getting old one off but RTR one went on very well.

    Nabil S.
    Switzerland Switzerland
    Awesome looking diffuser

    Awesome, aggressive look, easy to install

    mountune Mustang RTR Rear Valance Diffuser (2015-17) Review