For some music lovers, it used to be a given that when you bought a new car, your first step once you got it home was to rip out the factory audio system and install aftermarket components.

Those without experience might find it difficult to install the speakers properly. Additionally, the low-impedance, three-ohm speakers might not be compatible with all car stereo systems.

Depending on where you buy your Android car stereo, it may come with free installation. If it doesn't, Best Buy charges $100 for installation and promises a factory-installed look without a loss ...