Sx-sp18 Car Subwoofer 46 Cm - Max Power 3000w - Rms Power 1200 - Dual 2/4 Ohm - Subwoofers - AliExpress
Pw-003 220 Dual Magnetic 100 Core Carbon Fiber Disc 15 Inch Subwoofer - Speakers - AliExpress
LaVoce Italiana SAF184.03/8 SUBWOOFER 18" 3000W 8 Ohm WOOFER 46 CM.
Focal 46KX4 - subwoofer 46cm
Dayton Audio DCS255-4 10" Classic Subwoofer 4 Ohm
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Hertz Spl Show Series Sv-200l 8 In. (200mm) Spl 4-ohm Woofers (pair) : Target
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FOCAL AUDIOM 15KX 15" 6-OHM 225W RMS SUBWOOFER BASS SPEAKER WITH KEVLAR CONE NEW | eBay