Description
Performance Exhaust Upgrade. The Milltek Active Valve Cat-Back Exhaust System with H-Pipe and Cerakote Black Tips is engineered to enhance both the sound and appearance of your vehicle. It replaces the original exhaust system directly, providing an aggressive yet refined exhaust note for the Mustang through its active valve technology.
Construction and Appearance. Made from 304L “Aircraft” Grade stainless steel, this cat-back system delivers durability and corrosion resistance. The Cerakote Black finished tips add a distinctive and sleek aesthetic touch to your Mustang.
Installation. Installation typically takes one to two hours, including removal of the original exhaust system. It is a direct-fit replacement with no drilling required.
Application. This system is specifically designed to fit the 2024 and newer Mustang 5.0 V8 Dark Horse (S650 Fastback) and 2021 to 2023 Mustang 5.0 V8 Mach 1 (S550). Proper installation requires the OE GT 5.0 Rear Diffuser.
Milltek SSXFD421
CA Residents: WARNING: Cancer and Reproductive Harm
- Pipe Diameter Seventy Millimeters
- One To Two Hours To Fit Including Removing OE System
- Race Product No
- EMarked No
- Fits 2024+ Mustang 5.0 V8 Dark Horse (S650 Fastback) and 2021-2023 Mustang 5.0 V8 Mach 1 (S550)
| Brand | Milltek |
| Exhaust System Type | Cat-Back System |
| Exhaust System Material | Stainless Steel |
| Exhaust System Tip Finish | Black, Black Chrome |
| Exhaust System Tubing Diameter | 3.00 Inch |
| Exhaust Loudness | Aggressive |






Reviews
There are no reviews yet.