6 Pin Wiring Harness | etrailer Quickly and easily install a 4-way and 7-way trailer connector on your vehicle with this custom harness.T-connector plugs directly into OEM tow package wiring harness - no cutting or splicing vehicle's factory tow package wiring harness, which is located at the rear of your vehicle, slightly toward the driver's side installation is complete, the connectors will be stowed beneath your Amazon: 6.0 wiring harness MOTOALL Connector Wiring Harness Plug Wire Pigtail for Ford 7 6 Powerstroke GM Chevy GMC Duramax 6 (Injection Pressure Regulator) IPR Valve Injector (Variable Geometry Turbo) VGT Solenoid. 5.0 out of 5 stars 3. $8 $ 8. 99. Get it as soon as Sat, Jun 15.