MTX 3510-04 10" 500 Watt Peak/250 Watt RMS 4-Ohm Car Subwoofer. Authorized MTX Audio Dealer! The MTX Inverted Apex Surround. Install one in a ported, or sealed, enclosure with a mono amplifier, be ready for "Kicka " Sound that you wouldn't expect from a subwoofer.
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