Shop the Tekonsha 118843 T-One harness for BMW X1 models featuring a custom fit, powered converter, and 4-way trailer connector.
Out of stock
Out of stock
The Tekonsha 118843 T-One Vehicle Wiring Harness provides a custom-fit trailer wiring solution for select BMW X1 models. Featuring a powered converter module and standard 4-way flat trailer connector, the harness enables safe operation of trailer lighting while protecting sensitive vehicle electronics. || Designed for plug-and-play installation, the T-One system connects directly to existing vehicle wiring connectors without requiring cutting or splicing. The powered converter draws power directly from the battery to reduce load on the vehicle’s lighting circuits. || Ideal for light-duty towing applications, the 118843 supports trailer running lights, brake lights, and turn signals while maintaining OEM wiring integrity. The custom design helps ensure reliable operation and simplified installation.
| Brand | Tekonsha |
|---|---|
| Model | T-One |
| MPN | 118843 |
| Product Type | Trailer Wiring Harness |
| Material | Copper Plastic |
| Finish Color | Black |
| Dimensions | Vehicle Specific |
| Weight (lb) | 1.6 lb |
| Load Capacity | Not Published |
| Drawer Count | Not Published |
| Drawer Type | Not Published |
| Lock Type | Not Published |
| Mount Type | Vehicle Wiring Connection |
| Installation | Plug-and-play |
| Compatibility | BMW X1 |
| Use Case | Trailer Lighting |
| Warranty | 1 Year Limited |
| Country of Origin | Mexico |
| Series | T-One |
| UPC | 16118161205 |
Deliver in 3-5 business days
30 days return policy
Secure Payment at checkout
We are always here.
© 2026 Sports and Wheels
Reviews
There are no reviews yet.