<ul><li>Plugs into car harness</li><li>Power/4 Speaker</li><li>21-Pin plug.5 inches long</li><li>Used for Installing an Aftermarket Receiver to factory plug</li><li>Allows for the installation of an aftermarket radio using the existing factory wiring and connectors</li><li>For 1988+ GM models</li></ul><br><br>Connects an Aftermarket Receiver to Factory Plug on Select 1988-2002 GM Vehicles. We at Metra always strive to listen to our customers. You have told us to do a better job at telling the Metra story. For over 60 years, Metra has maintained its cutting edge by paying attention to our marketplace and innovating products to fit the needs of the installer. We are the 'Installer's Choice' because we are installers.

Metra 70-1858 Radio Wiring Harness For GM 88-05 Harness