10 inch Car Audio Speaker Subwoofer High Power Bass Surround Sound Stereo Sub woofer System DJ Loudspeaker Wide Range Foam Edge Cone 4 ohms 5 Core FR-10-120 WP - Newegg.com
BM15D1 | 15" Beast Master Car Audio Subwoofer, 6500W, Dual 1ohm, Each - Beast Master
Amazon.com: 5 CORE 8 Inch Car Subwoofer Paper Cone, Black, Voice Coil 4 Ohm Impedance, 1000 Watt Power Audio Speakers, Vehicle Audio Full Range Drivers, Loudspeaker Woofer Replacement : Electronics
XR 12" Subwoofer | Car Audio Equipment | American Bass
BOSS AUDIO SYSTEMS 12 in. 1600-Watt 4 Ohm SVC Car Audio Power Stereo Subwoofer P12SVC - The Home Depot
Q-POWER - QP15 - 15" 4400 Watt Deluxe Series DVC Car Audio Subwoofer | Reverb
JENSEN J12W 12" 1200w 4-ohm Car Audio Subwoofer+Sealed Sub Box Enclosure - Rockville Audio
Kenwood Dual 12 Bundle with PXW1221D enclosure, 12" Excelon subwoofers - Stereo West Autotoys
IX-8 | 8" 300 Watt Max Power Car Subwoofer | Skar Audio
5 CORE 12 Inch Subwoofers PAIR Car Audio Subwoofer 200 Watt PMPO 4 Ohms Voice Coil Sold in Pair | Wayfair