Planet Audio AC8D 1200 W Max 8" Dual Voice Coil 4-Ohm DVC Car Stereo Subwoofer – ASA College: Florida
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Planet Audio PX12 12" 1000W Single Voice Coil Shallow Car Audio Subwoofer (pair) 636210104353 | eBay
Planet Audio TQ10S Planet 10" Woofer Single 4 Ohm Voice Coil Paper Cone | JB Tools