Metra 70-1782 Geo/Isuzu 1985-97 Power/4 Speaker Harness Plugs into car harness at radio Select 1985-1997 Geo/Isuzu Vehicles Original high quality factory plug OEM Style Allows for the installation of an aftermarket radio using the existing factory wiring and connectors For 1985-94 Geo and Isuzu models, power for speakers