Kicker 44TCWC104 CompC 10" Truck Sub Box Enclosure 4 Ohm
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Amazon.com: (2) Kicker 44CWCS124 CompC 12" 600 Watt Single 4-Ohm Car Subwoofer Bundle with Dual Sub Box Enclosure Installation Kit and Rockville RD12 Dual MDF Sealed Subwoofer Enclosure (4 Items) : Electronics
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Amazon.com: MB Quart RW-110A 800W Reference Series 10" 4-Ohm Power Subwoofer Amplifier with 8 Guage Kit Red and Gravity Magnet Phone Holder Bundle : Everything Else
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Amazon.com: Fosi Audio BT20A Bluetooth 5.0 Stereo Audio 2 Channel Amplifier Receiver and Box X1 MM Phono Preamplifier : Electronics
Amazon.com: Kenwood KFC-W3041 12" 4 Ohm 2000W Car Subwoofer (Single) with Gravity Magnet Phone Holder Bundle : Electronics
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Amazon.com: BOSS Audio Systems CX122 1400 Watt Car Subwoofer, 12 Inch, Single 4 Ohm Voice Coil, 12 inch subwoofer Box Ready : Electronics
Amazon.com: BOSS Audio Systems R1100M Riot Series Car Audio Subwoofer Amplifier - 1100 High Output, Monoblock, Class A/B, 2/4 Ohm Stable, Low/High Level Inputs, Low Pass Crossover, Mosfet Power Supply, Stereo :