ROCK AUDIO SBT10 10 Inch, D Shape Active Sub-woofer Base Tube, Easy Installation with all Models. Subwoofer  (Powered , RMS Power: 4500 W)

Rock Audio 10 Inch, D Shape Active Sub-woofer Base Tube When You Want the Best Music System for Your Car/ Home, Then You Need to Install Superior Speakers. The Rock Audio Sub-Woofer Provides You with World Class Clarity in Music and is the Perfect Solution for a Small or Mid-Sized Car. These Subwoofers Give You a Pleasant Yet Crisp Sound Quality That You Have Always Wanted. Rock Audio 10 Inch; D Shape Active Sub-woofer Base Tube is Easy Install with all Models.