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Amazon.com: PIONEER TS-W311D4 12" 1,400-Watt 4_ Champion Series Subwoofer (Dual voice coil) : Electronics
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Pair of Pioneer TS-A300D4 12” Dual 4 Ohms Voice Coil Subwoofer - 1500 Watts (2 Subwoofer) + 6000 Watts Monoblock Amplifier + 0 Gauge Installation Kit Included (TS-A300D4(2)+WZ6000.1D+BCC0R)
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Best Buy: Pioneer 12" Component Subwoofer with 1,300 Watts Peak Handling Capacity Black, Red TS-W304R
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