The Tekonsha Plug-&-Play 3016 OEM Brake control wiring harness is made for use with specific Chevy/GMC vehicles (see Tekonsha's website to cross-reference vehicle models). OEM Harnesses allow you to plug your Tekonsha brake controller (P3, Prodigy P2, Primus IQ) directly into the factory-installed tow package of your vehicle. This item is brand new and ready to ship.