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Amazon.com: Rockville K5 W10K5S4 10" 1200w 4 Ohm Car Audio Subwoofer Sub 300w RMS CEA Rated! : Everything Else
Amazon.com: 6" Car Audio Speaker Subwoofer - 300 Watt High Power Bass Surround Sound Stereo Subwoofer Speaker System w/ Molded P.P. Cone, 86 dB, 4Ohm, 40 oz Magnet,1 inch KAPTON Voice Coil -
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Amazon.com: Blaupunkt 300W 8-Inch Amplified Subwoofer : Everything Else
Amazon.com: Pyramid WX65X 6.5" 300 Watt Car Audio Subwoofer Sub Power Woofer Set (8 Pack) : Electronics
