Tekonsha® T-One® connector (also referred to as T-Connector) wiring harnesses are the fastest and easiest way to add an electrical connector to the back of your vehicle. These connectors are used to link the wiring from your vehicle to the trailer when towing. Specifications•Vehicle End or Trailer End: Vehicle End•End Type: 4 Flat•Color: Black•Estimated Install Time (Hours):1Fitment1998-2004 Chevrolet S101998-2004 GMC Sonoma1998-2000 Isuzu Hombre 16 Gauge Bonded Wire With 4-Way Flat Plug Just Plug-In The T-One® Connector & You Are Ready To Tow Quick & Easy Installation | Tekonsha ® Vehicle End 4 Flat Trailer Wiring Connector, Compatible with Chevrolet S10 : GMC Sonoma : Isuzu Hombre