GoKawiilGuide breaks down real options for upgrading an old car's sound system
A tech guide outlines several ways drivers can modernize aging car audio setups, from portable CarPlay/Android Auto touchscreen displays that mount on the dashboard to full aftermarket head unit replacements. It also warns that wireless CarPlay or Android Auto USB adapters only work if a car already supports the wired version, and that swapping the factory stereo can affect steering-wheel controls, cameras or amplifiers wired through it.