Description
High-Pitch Exotic Tone with Precision X-Pipe Engineering. The Milltek Active Valve Cat-Back Exhaust System with X-Pipe and Burnt Titanium Tips features a specialized X-pipe crossover that is designed to merge exhaust pulses for maximum scavenging and a higher-frequency exhaust note. This configuration provides a modern, race-inspired howl that sets the 2021-2026 Mustang Dark Horse and Mach 1 apart from more traditional setups, offering an exotic sound profile at high RPMs. By optimizing the flow balance between cylinder banks, it enhances engine efficiency and delivers a crisp, aggressive tone that perfectly matches the high-revving nature of the Coyote V8.
Dynamic Sound Management via Active Valve Control. Engineered to integrate flawlessly with your vehicle’s factory electronics, the Milltek Active Valve Cat-Back Exhaust System with X-Pipe and Burnt Titanium Tips allows you to retain full control over your exhaust volume through the interior drive mode selector. The internal valves react instantly to your commands, providing a stealthy, civilized note for early morning departures and a fierce, unrestricted roar when you hit the open road. This dual-personality capability makes it the ideal choice for 2021-2026 Mustang Dark Horse and Mach 1 owners who require a sophisticated daily driver that can transform into a track beast on demand.
Installation. Putting this Milltek Active Valve Cat-Back Exhaust System with X-Pipe and Burnt Titanium Tips on your Mustang Dark Horse, Mach 1 takes 2 hours to install.
Warranty. There is a limited lifetime warranty on this product.
Application. The Milltek Active Valve Cat-Back Exhaust System with X-Pipe and Burnt Titanium Tips fits 2021-2026 Mustang Dark Horse, Mach 1 models.
Milltek SSXFD419
CA Residents: WARNING: Cancer and Reproductive Harm
- Active Valve Cat-Back Exhaust System with X-Pipe and Burnt Titanium Tips
- Active Valve Technology for Full Integration with Factory Drive Modes
- X-Pipe Center Section for Improved Exhaust Scavenging and Higher Pitch Tone
- T304L Aircraft Grade Stainless Steel Construction
- Large 3-Inch (76.20mm) Pipe Diameter
- Quad 115mm Burnt Titanium Exhaust Tips
- Mandrel-Bent Tubing for Smooth Gas Flow
- Enhanced Top-End Power and Throttle Response
- Lightweight Construction Compared to OEM Exhaust
- Anti-Magnetic and Corrosion Resistant Material
- Precision CNC Manufactured for Direct Fitment
- Two-Hour Installation
- Limited Lifetime Warranty
- Fits 2021-2026 Mustang Dark Horse, Mach 1 Models
| Brand | Milltek |
| Exhaust System Type | Cat-Back System |
| Exhaust System Material | Stainless Steel |
| Exhaust System Tip Finish | Burnt |
| Exhaust System Tubing Diameter | 3.00 Inch |
| Exhaust Loudness | Aggressive |






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