Factory Radio Replacement Wires That Plug into The Original Radio from a Toyota, Pickup, 1989, 1990, 1991, 1992, 1993, 1994 &lt;li&gt; Replace a cut radio wire harness in your PICKUP 89, 90, 91, 92, 93, 94 Wire harness plugs into the factory radio from a PICKUP car wiring diagram maybe needed, but available from the seller Plugs directly into your original factory radio. This harness is EIA standard color coded and individually labeled. The orignal factory radio has a standard motorola antenna Put your old car factory radio to good use with this wire. Connect the yellow and red wires to a 12 volt power source, ground it and then run the wiring to your speakers. Suggested uses work bench, rv, boat, golf cart, regulated solar panel, or dierctly to a car battery