Amazon.com: Skar Audio SDR-12 D4 12" 1200 Watt Max Power Dual 4 Ohm Car Subwoofer : Electronics
Amazon.com: Audiopipe 6" Woofer 150W Max 4 Ohm DVC Sold Each : Electronics
Amazon.com: Gravity Warzone WZ12D4 12 Inch 1500 Watt Max Power Elite Car Audio Shallow Subwoofer 4 Ohm DVC - Dual Voice Coil Stereo Competition Grade Sub - 2 Subwoofers : Electronics
Amazon.com: 2 x 12 Subwoofer 1200W 2" 4 Ohm DVC Pro Car Audio American Bass XO-1244 : Electronics
Amazon.com: Planet Audio AC10D Anarchy Series 10 Inch Car Subwoofer - 1500 Watts Max, Dual 4 Ohm Voice Coil, Sold Individually, for Truck, Boxes, Enclosures, Use with Amplifier : Electronics
Amazon.com: GRS 10SW-4 10" Poly Cone Subwoofer 4 Ohm : Electronics
Harmony Audio 2X HA-C124 Car Competition 12" Sub 2200W Dual 4 Ohm Subwoofer New : Electronics - Amazon.com
DS18 SLC12S Car Subwoofer Audio Speaker - 12" in. Paper Glass Fiber Cone, Black Steel Basket, Single Voice Coil 4 Ohm Impedance, 500W MAX Power and Foam Surround for Vehicle Stereo Sound System
Amazon.com: BOSS Audio Systems R1100M Riot Series Car Audio Subwoofer Amplifier - 1100 High Output, Monoblock, Class A/B, 2/4 Ohm Stable, Low/High Level Inputs, Low Pass Crossover, Mosfet Power Supply, Stereo :
Amazon.com: Pyle Car Subwoofer Audio Speaker - 8in Non-Pressed Paper Cone, Black Plastic Basket, Dual Voice Coil 4 Ohm Impedance, 800 Watt Power and Foam Surround for Vehicle Stereo Sound System -
Amazon.com: CT Sounds OZONE-10-D4 1600 Watts Car Subwoofer Dual 4 Ohm : Electronics
BOSS Audio Systems CXX104DVC Car Subwoofer - 1000 Watts Maximum Power, 10 Inch, Dual 4 Ohm Voice Coil, Sold Individually : Amazon.in: Electronics
Amazon.com: Lanzar 10in Car Subwoofer Speaker Non-Pressed Paper Cone, Stamped Plastic Basket, Dual 4 Ohm Impedance for Vehicle Audio Stereo Sound System MAXP104D : Everything Else
Amazon.com: Alpine X-W10D4 Car Audio Type X Dual 4 Ohm 1800 Watt 10" Subwoofers with Sub Install Kit Package : Electronics
Dayton Audio DCS165-4 6-1/2" Classic Subwoofer 4 Ohm : Amazon.com.au: Electronics
Amazon.com: Pyle Car Vehicle Subwoofer Audio Speaker - 10 Inch Blue Injection Molded Cone, Blue Chrome-Plated Plastic Basket, Dual Voice Coil 4 Ohm Impedance, 1000W Power For Vehicle Stereo Sound System PLBW104 :
Amazon.com: 5Core 8" Inch Subwoofer Replacement DJ Speaker Car Loudspeaker 100W 4 Ohm WF 8110G : Electronics
Amazon.com: KICKER 48CWR104 CompR 10" Subwoofer, DVC, 4-ohm - Includes Speaker Wire : Electronics
Amazon.com: Sound Town 15" 450W Raw Woofer Speaker with 4" Voice Coil, 100 oz Magnet, Replacement Woofer for PA/DJ Subwoofer, 4-ohm (STLF-1504-4) : Everything Else
Amazon.com: Rockville SBG1154 800 Watt Passive 4-Ohm Pro DJ Subwoofer, MDF/Pole Mount, 15 inch : Musical Instruments
Amazon.com: Hifonics BRW10D4 1600 Watts 10 Inch Brutus Car Audio Subwoofer with Heavy Gauge, Powder Coated, Aluminum Die-Cast Basket, Dual 70 Oz Magnet, 3 Inches Voice Coil - Dual 4 Ohm - 10 in : Electronics
NVX VCW124v3 (VCW124 Version 3) 2400 Watt Peak (1200W RMS) 12" VC-Series v3 Dual 4-
Amazon.com: KICKER CWCD104 CompC 10" Subwoofer Dual Voice Coil 4-Ohm : Electronics
12” Dual 4 ohms Voice Coil Subwoofer : Amazon.sg: Electronics
