One of the aero mods you can do for your Mustang would be this rear diffuser. This is the easiest install of all the diffusers on the market with mounting holes, slotted attachment to two existing bolts to ensure center section is perfectly centered and adjustable to get the desired gap from rear of car.

Comes with black stainless steel screws, nuts, bolts, brackets and stainless steel lock washers.

Strong and remained steady during 155 MPH test - Lapped the Daytona 500 Race Track with one installed.

This product is Specifically designed for 2015-17 Mustang GT, V6 and EcoBoost and 2018-23 Mustang GT, EcoBoost, and 2020+ EcoBoost High Performance Package with stock rear bumper. Will not fit Mach 1 or Shelby models.

Fits stock bumpers shown below.

2015-17 GT, V6 and EcoBoost ↓

2018-23 EcoBoost ↓

2018-23 GT and EcoBoost High Performance Pack ↓

Installation Guide - PLEASE READ FOR LATEST INSTRUCTION ADDITIONS THAT MAY NOT BE SHOWN IN VIDEO

Printed installation guide (PDF can be downloaded by clicking here)