

CURT 56546 is a custom wiring harness with a 4-way flat output for 2021-2026 Ford Mustang Mach-E.
It plugs into the tail light assemblies rather than splicing into them, so the factory wiring stays intact. Circuit protection is rated 5.0 A on the turn and brake circuits and 7.5 A on the tail lights.
- Plugs into the tail light assemblies, no cutting or splicing
- For 3-wire vehicle lighting
- Converter is potted against moisture, battery-powered, circuit-protected, PWM-compatible
- 5.0 A on the turn and brake circuits
- 7.5 A on the tail light circuit
- Surface-mount circuitry
- Dust cover included
- One-year limited warranty
- Requires a connection to the vehicle battery
Specifications
| Part number | 56546 |
|---|---|
| Brand | CURT |
| Type | Custom Wiring Harness |
| Converter | Universal, Potted, Powered, Protected, PWM |
| Vehicle lighting system | 3-wire |
| Tail light circuits | 7.5 A |
| Turn / brake circuits | 5.0 A |
| Installation | Advanced |
| Warranty | One-year limited |
Vehicle fitment
| Years | Vehicle | Configuration |
|---|---|---|
| 2021-2026 | Ford Mustang Mach-E | All |
Fitment and installation notes
- Includes fuse holder, battery connection wiring and other necessary wiring components