A good car stereo is an essential part of your vehicle. With the right one, you'll be able to play your local radio stations, play your favorite CDs, and even play MP3s. Many will even connect to your iPhone or Android smartphone and allow you to play your playlists. You might even find one what will connect to a USB storage device. It's not very hard to find cheap car stereos at wholesale prices if you know where to look online. Buying the best car stereo will give you hours of musical entertainment as your cruising down the road.