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Alpine Halo R2-Series 12" Dual Voice Coil 4-Ohm Loaded Subwoofer Enclosure Black R2-SB12V - Best Buy
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Alpine SWG-1244 12″ (30cm) Subwoofer (4Ohm) Features Peak Power: 800W RMS Power: 250W Frequency Response: 28Hz - 1kHz Sensitivity: 89.8dB/W (1m) Installation Diameter: 282mm Depth: 172mm | The Racers Edge
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Alpine SWE-1243E 12" 800W Subwoofer [Alpine SWE-1243E] - £89.99 : Car Audio 4 Less, Car Audio System
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