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oe audio 12" Inch 30cm 4000w Car Subwoofer Driver SPL High Power Subwoofer UK : Amazon.co.uk: Electronics & Photo
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Amazon.com: Harmony Audio HA-ML182 Monolith 18" Car Stereo Competition SPL Sub 3500W Dual 2 Ohm Subwoofer : Electronics
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HERTZ SPL Show Series SS-12-D2 SPL 12 in. (300mm) 1000 Watt RMS 2-Ohm DVC Subwoofer
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