Genuine NEW Audiotek AT-210WS Dual 10" 1200 Watt Power Dual Seal w/ Subwoofer Audio Car | Single. 1x Audiotek AT-210WS. Woofer size– The most popular car subwoofer sizes are by far either 10″ or 12″ (you’ll hear car audio enthusiasts call them “tens” or “twelves” — such as: “Woah, you have two twelves in there?. ).
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