MBQuart, Autotek, Crunch, Hifonics and Maxxsonics are all part of the parent company of Maxxsonics USA. Maxxsonics USA, based in Chicago, IL., is made up of industry veterans of the car audio, home audio and vehicle convenience world.
Maxxsonics USA's dedication to your enjoyment of your vehicle is unparalleled. We focus on bringing excellent products at a wide range of prices. From entry level to high performance we offer some of the finest products on the market today.