Dodge Durango Trailer Wiring | etrailer Trailer Wiring Harness Installation - 2018 Dodge Durango. Speaker 1: Today on this 2018 Dodge Durango, we'll be having a look at, and showing you how to install, the Curt T-Connector Vehicle Wiring Harness for factory tow package vehicles, with a 4-pole flat trailer connector, part number C55515's what our wiring harness looks like installed. dodge durango tow wiring harness | eBay For Dodge Durango 14-19 Towing Wiring Harness T-One Connector w Upgraded Circuit See more like this. Husky Towing 30011 Trailer Brake Controller Wiring Harness, For Dodge Durango. Brand New. $21. Buy It Now. Free Shipping. 9 new & refurbished from $15.