Pioneer 12" Single-Voice-Coil 4-Ohm Subwoofer Black TS-W306R - Best Buy
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PIONEER TS-W304R - 12" Component Subwoofer with 1,300 Watts Max. Power
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Pioneer TS-W300D4 12″ 1600W MAX Power DVC 4-Ohm Component Subwoofer Single Sub | eBay
Pioneer TS-W306R - 12 Inch Subwoofer with IMPP Cone - Car subwoofers - Custom Sounds & Tint
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