Alpine SWR-T12 12" 1800W Shallow Mount Subwoofer+Car/Truck Sub Enclosure Box - Walmart.com
12 Inch Car Subwoofer 1800 W 4 Ohm Steel Frame Big Rubber Edge Special Cone Auto Music Player Speaker Woofer 315mm Double Magnet - Speakers - AliExpress
Basar EDGE - armour
Vibe Black Air 12" Dual 2 Ohm Subwoofer BLACKAIR12D2-V7 - 12v Electronics
Edge EDB12TA-E2 | Dual 12" 1800 Watts Active Subwoofer Enclosure With Built-In Amplifier | Frankies Auto Electrics