Metra 70-7991 Wiring Harness for 1990-1995 Suzuki Swift/Sidekick, Geo Vehicles Plugs into car harness at radio Power 4 speakers Allows for the Installation of an aftermarket radio using the existing factory wiring and connectors Plugs into car harness at radio Power/4-Speaker Two 4-pin connectors and one 3-pin connector For 1986-1995 Suzuki Swift/Sidekick, and Geo imports Allow for the installation of an aftermarket radio using the existing factory wiring and connectors