PANSAONIC 4-5/8" X 2" TV Speaker Replacement, Shielded 1.5 OZ Magnet 3 WATTS @ 16 OHMS - Walmart.com
5 Core 18" Subwoofer Raw Replacement Pro DJ PA Audio 850W 8 Ohm w/ 95 Oz Magnet | eBay
Amazon.com: Pyle 8 Inch 1600 Watt DVC 4 Ohm Car Audio Subwoofer Speaker Set with 40 Oz Magnet and 1.5 Inch 4 Layer Voice Coil, Black (2 Pack) : Electronics