Amazon.com: Massive Audio GTX122 – 12 Inch Car Audio Subwoofer, High Performance Subwoofer for Cars, Trucks, Jeeps - 12" Subwoofer 700 Watt RMS, 1400w MAX Dual 2 Ohm, 2.5 Inch Voice Coil. Sold Individually : Electronics
Amazon.com: Cadence 12 Inch Car Subwoofer, High Performance 1600 Watts Dual 2 Ohm 2.5 Inch Black Aluminum 4 Layer Voice Coil, Beast Series Car Audio Woofer BT12D2, Single : Electronics
Amazon.com: Car Vehicle Subwoofer Audio Speaker - 15 Inch Competition Grade Pressed Paper Cone, 2 Ohm DVC, Advanced Air Flow, 7000W Power for Stereo Sound System - Gravity Warzone GW15D2 (2 Subwoofers) : Electronics
Amazon.com: Alpine S-W12D2 Car Audio Type S Dual 2 Ohm 1200 Watt 12" Subwoofers with Sub Install Kit Package : Electronics
Amazon.com: Skar Audio EVL-12 D2 12" 2500 Watt Max Power Dual 2 Ohm Car Subwoofer : Electronics
Amazon.com: Skar Audio EVL-15 D2 15" 2500 Watt Max Power Dual 2 Ohm Car Subwoofer : Electronics
Amazon.com: Rockford Fosgate P3D2-12 12" 1200W 2-Ohm DVC Car Audio Subwoofer Sub (3 Pack) : Electronics
Amazon.com: Savard Speakers HiQ Series 6.5" inch Dual 2 Ohm Subwoofer : Electronics
Amazon.com: Harmony Audio 2X HA-C122 Car Competition 12" Sub 2200W Dual 2 Ohm Subwoofer New : Electronics
Amazon.com: 1x Gravity 12 Inch 2000 Watt Car Audio Subwoofer w/ 2 Ohm DVC Power 12 in. Sub - Feature Dual Voice Coil, Thick Magnet, Design for Car, ATV, Van, High Performance Car Show : Electronics
Amazon.com: Harmony Audio 2X HA-C102 Car Competition 10" Sub 2000W Dual 2 Ohm Subwoofer New : Electronics
Amazon.com: Massive Audio GTX104 – 10 Inch Car Audio Subwoofer, High Performance Subwoofer for Cars, Trucks, Jeeps - 10" Subwoofer 700 Watt RMS, 1400w MAX Dual 2 Ohm, 2.5 Inch Voice Coil. Sold Individually : Electronics