American Bass XFL-1222 2000w 12" Competition Car Subwoofer 3" Voice Coil/200Oz - Walmart.com
Boss Phantom 12 Inch 2300 Watt Max Power Car Audio Subwoofer with DVC Power - Walmart.com
JBL Stadium 122SSI Stadium Series 12" component subwoofer with switchable 2- or 4-ohm impedance at Crutchfield
JBL Arena X 12" Car Subwoofer - Each | World Wide Stereo
TROPO-12 - 1300 Watt 12 Inch Car Subwoofer - CT Sounds – CT SOUNDS
Amazon.com: Generic American Bass 12 Car Subwoofer, 6000 Watt Maximum Power, Bass Surround Speaker, Car Audio Stereo Subwoofer - 12 inch, Dual 1 Ohm Voice Coils : Electronics
Amazon.com: BELVA BPKG212v2 1200W Dual 12" Car Subwoofer with Ported Enclosure, Monoblock Amplifier, Wiring Kit and Remote Bass Knob : Electronics
Rockville RV1212P Dual 12" 1200w Car Audio Subwoofers in Vented Sub Enclosure Box - Rockville Audio
JBL GX Series 12" Single-Voice-Coil 4-Ohm Subwoofer Black GX1200 - Best Buy
BOSS Audio Systems CH12DVC Chaos Series 12 Inch Car Audio Subwoofer - 1800 Watts Max, Dual 4 Ohm Voice Coil, Sold Individually, For Truck, Boxes and Enclosures, Use With Amplifier