

CURT 56551 is a custom wiring harness with a 4-way flat output for 2025-2026 Kia Carnival. Fitment details: Excluding LED Taillights.
It plugs into the tail light assemblies rather than splicing into them, so the factory wiring stays intact. Circuit protection is rated 3.0 A on the turn and brake circuits and 6.0 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
- 3.0 A on the turn and brake circuits
- 6.0 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 | 56551 |
|---|---|
| Brand | CURT |
| Type | Custom Wiring Harness |
| Converter | Circuit Protected, Powered, Potted |
| Vehicle lighting system | 3-wire |
| Tail light circuits | 6.0 A |
| Turn / brake circuits | 3.0 A |
| Installation | Advanced |
| Warranty | One-year limited |
Vehicle fitment
| Years | Vehicle | Configuration |
|---|---|---|
| 2025-2026 | Kia Carnival | Excluding LED Taillights |
Fitment and installation notes
- Includes fuse holder, battery connection wiring and other necessary wiring components