Audiobahn AW1206T 12" subwoofer with dual 4-ohm voice coils at Crutchfield
VD-12 | 12" 800 Watt Max Power Subwoofer (Shallow Mount) | Skar Audio
Amazon.com: Toro Tech – Force 12, 12 Inch 1500 Watts RMS – 3000 Watts MAX – Dual 4 Ohm 3 Inch Voice Coil, 12” Car Audio Subwoofer for Cars, Trucks, Jeeps, Boats,
XFL 12" Subwoofer | Car Audio Equipment | American Bass
12 Inch Subwoofers MMATS Pro 12 Car Audio Subwoofer
TXX-BDC4-12 Subwoofer - Quad Stack | Audiopipe
Amazon.com: H YANKA 12 Inch Subwoofer - 12 Inch Paper Cone Subwoofer Car Audio, Black Aluminum Basket, Dual Voice Coil 2 Ohm Impedance 12 subwoofer, 1800W MAX Power 12 inch Competition Subwoofer : Electronics
Alpine SWR-1242D Type-R 12" subwoofer with dual 4-ohm voice coils at Crutchfield
Amazon.com: Pyle 12' Car Audio Speaker Subwoofer - 1600 Watt High Power Bass Surround Sound Stereo Subwoofer Speaker System - Non Press Paper Cone, 90 dB, 40 Ohm, 60 oz Magnet, 2