Wired Harnesses 55502 Custom 4-Way Flat Trailer Wiring T-Connector Harness

The Wired Harnesses 55502 is a custom-fit, plug-and-play trailer wiring harness — also commonly referred to as a T-connector — designed to integrate seamlessly with your vehicle's existing taillight assembly. It provides a standard 4-way flat output to deliver power to your trailer's taillights, brake lights, and turn signals without any cutting, splicing, or soldering required.

Key Features:

• Plug-and-play design connects directly to the vehicle's taillight assembly using OEM-compatible connectors
• Provides a standard 4-way flat connector socket for universal trailer compatibility
• Built-in 3-wire to 2-wire taillight converter for vehicle-to-trailer signal compatibility
• Constructed with SMT (Surface Mount Technology) circuitry for enhanced performance and long-term durability
• Circuit protected: Tail light circuit rated at 7.5 amps; turn and brake circuits rated at 3.0 amps
• Includes a rubber dust cover to protect the connector when not in use
• No drilling, cutting, or permanent modification to factory wiring required
• Backed by a limited one-year warranty

This custom trailer wiring harness is one of the fastest and most reliable methods for adding trailer wiring capability to a vehicle. The OEM-compatible connectors simply T into the existing taillight wiring at the factory connection point, making installation straightforward and reversible. The included dust cover keeps the 4-pin flat connector clean and protected between uses.