Amazon.com: 2X SoundXtreme ST-412 Premium Elite 12 Inch Car Audio Subwoofer 4000 Watts Max Power for Pair Dual 4 Ohm Voice Coil High Power Bass Surround Sound 12" Sub Speaker System Pair : Electronics
Amazon.com: Gravity 2X 15 Inch 2400 Watt Car Audio Subwoofer w/ 2 Ohm DVC 15 in. Sub - Pair - Feature Dual Voice Coil, Thick Magnet, Design for Car, ATV, Van, High Performance Car Show : Electronics
Yamaha Concert Club CW218V Passive 2x 18" Subwoofer, 1200 W | Bax Music
Amazon.com: Gravity 2X 10 Inch 1500 Watt Car Audio Subwoofer w/ 2 Ohm DVC 10 in. Sub - Pair - Feature Dual Voice Coil, Thick Magnet, Design for Car, ATV, Van, High Performance Car Show : Electronics
2x SoundQubed 12 Subwoofers Dual 4 Ohm 4800W Car Audio Black HDS.312-D4 - Walmart.com
Phoenix Gold ZX210PBS – 700W Max Power 2 x 10-Inch Slim Passive Subwoo – Car Audio Centre
PowerWorks Small Powered PA - 15" Subwoofer + 2x 12" FOH Speakers | SWAMP
Amazon.com: 2X SoundXtreme Premium Elite ST-410 10 Inch Car Audio Subwoofer 3000 Watts Max Power Dual 4 Ohm Voice Coil High Power Bass Surround Sound 10" Sub Speaker System : Electronics
DS18 ZXI15.4D-PKG Bass Package - 2 x ZXI15.4D - 15" Car Subwoofer, ZR2
Massive Audio 2x 12" 3000W Subwoofers W/ Monoblock 1500 Watt Amplifier Class DDefault Title | Massive audio, Subwoofer, Amplifier
Fame Audio MT-218B Subwoofer 2x 18" (Black) | MUSIC STORE professional