SHOP

2015-23 Mustang Parts
Free Shipping on qualifying orders over $99* Details
LMR showroom & will call pickup service will be closed beginning Monday 9/21/26 for renovations until further notice. Need help? Contact Us.

2015-2023 Mustang Rear Bumper Sag Repair Kit Installation Instructions

Created by Brian Horn / 5 min read
Date Created: 3/27/2026
Last Updated: 3/27/2026

Restore the exterior aesthetics of your 2015-2023 S550 Mustang with this rear bumper sag repair kit!

Viewing this install and using the information shared is subject to the terms set forth here - View the LMR Install Instructions Disclaimer.
From the factory 2015-2023 S550 Mustangs experienced rear bumper sag which, unfortunately, the only fix was to replace the entire rear bumper. This rear bumper sag repair kit is an alternative solution to replacing the rear bumper, and not only closes the eye-sore rear bumper gap, but can also prevent the sag if performed early enough.
Thumbnail image of the author of this article, Brian Horn.

About the Author

Brian has been with LMR in a variety of positions since 2017. While working mostly in the warehouse and shipping your orders, Brian is now taking on a new role of writing articles for us. Read more...