Sundown Audio U Series 6.5" Subwoofer Dual Voice Coil 2/4 Ohm 800W Peak | eBay
Tang Band W6-1139SIF - 6.5″ Subwoofer
High Power 6.5 Inch Subwoofer Speaker 8 Inch Audio Speaker With 80W Power And 4.8 Ohm Volume Perfect For DIY Bookshelf Sound System And Fever Woofer Music Loudspeaker With From Youareme, $122.11 | DHgate.Com
Amazon.com: Sundown Audio SA-6.5 SW D2 6.5" 200W RMS Dual 2-Ohm SA Series Subwoofers : Electronics
SA-Series 6.5" 200W Subwoofer – Sundown Audio
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TRU SPEC Prefab Single 6.5" Subwoofer Enclosure Sundown SA / DC M3 - GP Car Audio