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Amazon.com: Massive Audio SUMMOXL104-10 Inch Car Audio Subwoofer, High Performance Subwoofer for Cars, Trucks, Jeeps - 10" Subwoofer 1500 Watt RMS, 3000w MAX Dual 4 Ohm, 3 Inch Voice Coil. Sold Individually : Electronics
Amazon.com: Monoprice 60-Watt Powered Subwoofer - 8 Inch With Auto-On Function, For Studio And Home Theater Black : Everything Else
Amazon.com: Amazon Basics RCA Audio Cable for Stereo Speaker or Subwoofer with Gold-Plated Plugs, 35 Foot, Black
Amazon.com: H YANKA 10 Inch Subwoofer - 10 Inch Paper Cone Subwoofer Car Audio, Black Aluminum Basket, Dual Voice Coil 2 Ohm Impedance 10 subwoofer, 1200W MAX Power 10 inch Competition Subwoofer : Electronics
Amazon.com: Edifier T5 Powered Subwoofer - 70w RMS Active Woofer with 8 inch Driver and Low Pass Filter : Electronics