【Tailgate Light Bar Quick Connect】 USCAR 7 Pin to 4-way flat tailgate light bar harness allows seamless and virtually hidden install for full function LED Redline tailgate light bar. While 12v power wire and reverse lighting wire with easy clip-on weather pack connectors no extra hardwiring needed for light bar installation (Black wire=12V Power; Red wire=Reverse)..【Universal Fit for Truck 7 Pin】 Dual output 4 way & 7 pin trailer wiring adapter plug allow you to use it for turn signals, brake lights, running lights and reverse light, sequential amber turn signals, sequential strobe light. Design for truck with factory OEM USCAR 7-way plug (standard USCAR socket 7-way connector). 🚗 Compatible with Ford, Dodge, Nissan, Jeep, Ram, Audi, Chrysler, Dodge, Porsche, Ram, Toyota, Volkswagen and most GM Vehicles with factory tow package & factory 7 pin..【Round 7 Pin for Trailer】 Plugs USCAR connector into the back of your truck end 7 pin trailer wiring, allow a spare socket for your tailgate light bar to keep your vehicle neat and clean. Creates an additional 4-pin connection for light bars or others requiring a 4-pole lighting connection..【Plug and Play】 Redline Easy Connect Tailgate Light Harness with Plug'n'Play functionality installs on your truck without tools in seconds. Avoid trailering electrical systems to allow your tailgate light bar working smoothly (*Note: crimping tool may require for proper soldering)..【No More Trailer Detection】 Connect aftermarket accessories without cutting or splicing any wire. Truck with trailer control module and tow package cannot recognize LED light bar, Tailgate Light Bar Adapter enable the vehicle to recognize LED trailer lights. 🚗 *Note： This 7 to 4 pin tailgate trailer light connector will not be compatible with 2015+ Ford equipped with Blind Spot Information System and 2019+ GM Silverado/Sierra (new body) (Please refer to ASIN: B0B41K52Z6).