Lanzar Maxp64 Max Pro Compact 6.5 Inch Round 600 Watt Powerful Performance 4 Ohm Vehicle Truck Car Subwoofer Audio System (single Subwoofer) : Target
Audiopipe TSCVR15 TSCVR Series 15 inch Subwoofer - Dual 4 ohm voice coils
Pioneer 12" 1400 W Max Power, Single 4-ohm Voice Coil, IMPP™ cone, Rubber Surround Component Subwoofer BLUE TS-A123R - Best Buy
1x Gravity 8 Inch 1000 Watt Car Audio Subwoofer w/ 4 Ohm DVC Power 8' Sub Single – ASA College: Florida
BLUAVE M10S 10" 600 Watt Marine Subwoofer in 2 or 4 ohm (NO Grill) - Creative Audio
4" inches 100W Power Subwoofer Speaker Unit Bass Loudspeaker for Home Audio | eBay
Kicker 44KSC404 KS Series 4 inch 2-Way Coaxial Car Speakers
CAB Ultra 10" inch DVC Dual 4 Ohm (Ultra Series) Car Subwoofer 1500 Watts RMS
4" (102 mm) 8 Ohm, Midbass Woofer
4 Inch High-End Shielded Woofer: perfect for replacing/upgrading or building bookshelf, surround, sound bar speakers, or other diy speaker projects.
DOWN4SOUND CFXT4 - 4 INCH CAR AUDIO SPEAKERS - 130W RMS ( PAIR ) - Down4Sound Shop
V154DV2 - 15 Inch Dual 4-ohm High-Performance 550W RMS / 1500W MAX Power Handling Subwoofer - Cerwin Vega
Dropship 10 Inch Car Audio Speaker Subwoofer 1000 Watt High Power Bass Surround Sound Stereo Sub Woofer System DJ Sub Woofer Loudspeaker Wide Range Foam Edge Cone 4 Ohms 120 Mm 5
Boss Audio 8-Inch Dual Voice Coil 4-Ohm 1000-Watt Car Subwoofer (2 Pack) P80DVC - Walmart.com
Sundown Audio U 8" inch DVC Dual 4 Ohm (U Series) Car Subwoofer 600 Watts RMS
Amazon.com: 4-inch subwoofer, subwoofer, Four-inch subwoofer, subwoofer, high Power : Electronics
700W RMS,1400W MAX 4-Ohm Impedance 10 inch / 250mm Subwoofer - HXP104