This 2.5in Borla axle-back system (PN 11951BC) fits the 2018-2023 Mustang GT 5.0L equipped with Active Valve Performance Exhaust, including Bullitt models, in both coupe and convertible. The classic S-Type voice keeps the cabin drone-free, finished with dual 4in round black-chrome on T-304 stainless steel tips. Add Borla X-pipe mid-pipes 60705 to build a full cat-back. Clean these tips with hot water and a microfiber cloth; do not use stainless polish on black chrome.
| Type | S-Type Axle-Back Exhaust |
| Material | T-304 stainless steel - 2.5in |
| Tips | Dual 4in round black-chrome on T-304 stainless |
| Sound | S-Type - no drone |
| Fitment Note | With Active Exhaust - fits Bullitt, coupe & convertible |
| Warranty | Million-Mile Warranty |
Documents: Installation Instructions (PDF)
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2019-2020 | Ford | Mustang | Bullitt |
| 2018-2023 | Ford | Mustang | GT |
| 2018-2023 | Ford | Mustang | GT Premium |
| 2021-2023 | Ford | Mustang | Mach 1 |
