How do you upgrade the radio in a infiniti i35?

To upgrade the radio in an Infiniti I35, first, you’ll need to purchase a compatible aftermarket radio along with a wiring harness and dash kit designed for your vehicle model. Begin by disconnecting the car battery to ensure safety, then carefully remove the dashboard trim and the existing radio using appropriate tools. Connect the new radio to the wiring harness and secure it in place, followed by reassembling the dashboard. Finally, reconnect the battery and test the new radio to ensure it operates correctly.