Amazon.com: Planet Audio AC10D Anarchy Series 10 Inch Car Subwoofer - 1500 Watts Max, Dual 4 Ohm Voice Coil, Sold Individually, for Truck, Boxes, Enclosures, Use with Amplifier : Electronics
Planet Audio PL10S 10” 800 W Single 4 Ohm Car Subwoofer - Walmart.com
Planet Audio AC10D 10 Inch Car Subwoofer
Free woofers always hit the hardest. Old school Planet Audio Z-10. (Story in comments) : r/CarAV