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This Curt T-Connector plugs in line with the vehicle’s tail light wiring, so there’s no need to cut or splice individual wires. It connects behind the rear interior trim panels using existing plugs, giving you a clean, factory-style install. Everything snaps together securely for reliable performance and a fast setup.
Once installed, the harness provides a standard 4-flat trailer connector that powers running lights, turn signals, and brake lights. It’s ready for small trailers, utility haulers, or light towing accessories that use a 4-way plug. This makes it easy to hook up and go without extra adapters or custom wiring.
You don’t have to attach a separate ground wire—the harness is internally grounded within the wiring assembly. That means fewer steps and fewer potential connection points to fail over time. Just plug it in, route the 4-flat lead out near the hitch, and it’s ready for use.
For setups that need a brake controller or charging line later on, this 4-way is the right place to start. You can easily convert it into a 7-way using an adapter kit when you’re ready for heavier trailers or more advanced towing gear. It’s a flexible foundation for any future towing needs.

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Robert S.
12/6/2017
excellent product has given no trouble at all excellent product, still working great