SONY 12" 1800 WATTS & 12" Subwoofer & Sony 500 Watts 2 Channel Amp - Amp Kit
DS18 LSE-110A Bass Package 1 x SLC-MD10.4 In a Ported Box with S-1500.1/RD Amplifier, and 4-GA Amp Kit 400 Watts,.
Amazon.com: ALPHASONIK APP122 Complete 1500 Watts Dual 12" Subwoofers Car Bass Package with Amplifier and Installation Kit Included - 2 Sub Woofers with Grills in Custom Ported Box Loaded Enclosure, Black : Electronics
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BPKG212v2 | 1200W Peak Dual 12" Loaded Ported Subwoofer Package with A – Belva