HIFONICSUSA.com, home of the most powerful car audio products in the world. If its loud hard hitting bass you are after, the big watt D-Class amplifiers and high power subwoofers are what you need. Hifonics' XXV and Brutus amplifiers are the king of D-Class. We also carry a full line of subwoofers to fit your every need OLYMPUS, ATLAS, BRUTUS, ZEUS, and HFi.
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