Amazon.com: JBL Club 1024 - 10” Subwoofer w/SSI (Selectable Smart Impedance) switch from 2 to 4 ohm, Black : Electronics
Amazon.com: OSD Audio 400W Ported Cylinder Cabinetry Home Theater Subwoofer, Nero Tubebass-10 : Electronics
Amazon.com: American Bass XFL1522 15 SUBWOOFER AMERICAN BASS DUAL 2 OHM VOICE COILS 200 OZ MAGNET : Electronics
Amazon.com: PIONEER 12” Dual 4 ohms Voice Coil Subwoofer : Electronics
Amazon.com: Polk Audio DB+ 10 Inch 1050 Watt 4 Ohm DVC Marine & Car Subwoofer | DB1042DVC : Electronics
Amazon.com: Alpine SWT-12S4 Car Speakers, Black : 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: BOSS Audio Systems BAB8 Amplified Car Subwoofer - 800 Watts Max Power, Low Profile, 8 Inch Subwoofer, Remote Subwoofer Control, Great for Vehicles That Need Bass But Have Limited Space : Electronics
Amazon.com: Skar Audio EVL-65 D4 6.5" 400 Watt Max Power Dual 4 Ohm Car Subwoofer : Electronics
Amazon.com: Rockville RVW1500P8 1500w 15" Raw DJ Subwoofer 8 Ohm Sub Woofer 70OZ Magnet, Black : Electronics
Amazon.com: Pioneer TS-A250D4 10" Dual 4 ohms Voice Coil Subwoofer, Black : Electronics
Amazon.com: Pyle 8-Inch Low-Profile Amplified Subwoofer System - 600 Watt Compact Enclosed Active Underseat Car Audio Subwoofer with Built in Amp, Powered Car Subwoofer w/Low & High Level Inputs PLBX8A : Electronics
Amazon.com: CT Sounds Meso-6.5-D4 6.5 Inch Car Subwoofer Dual 4 Ohm, 800 Watts Max
Amazon.com: PYLE PLW12BL 12-Inch 800 Watt Subwoofer,Black : Electronics
Amazon.com: Massive Audio GTX64 – 6.5 Inch Car Audio Subwoofer, High Performance Subwoofer for Cars, Trucks, Jeeps - 6.5" Subwoofer 250 Watt RMS, 500w MAX Dual 4 Ohm, 1.5 Inch Voice Coil. Sold Individually : Electronics
Amazon.com: DS18 EXL-XX12.4DHE 12” High Excursion Car Audio Subwoofer 4000 Watts Dual Voice Coil 4 Ohms (1 Speaker) High Performance Big Bass Applications High Power : Everything Else
Amazon.com: Alpine W10S4 10" 750 Watt Peak 250 Watt RMS 4-Ohm Car Audio Subwoofer Sub : Electronics
Amazon.com: Earthquake Sound TNT-10DVC 10-inch Subwoofer with Dual 4-ohm Voice Coil : Patio, Lawn & Garden
Amazon.com: Sony XS-AW8 8-Inch Powered Under Seat Sub woofer with Wired Remote Control (XSAW8) : Electronics
Amazon.com: Harmony HA-P15LS16 Replacement 15" Sub Pro PA 1000W Subwoofer/Speaker 16 Ohm Woofer - 90oz Magnet : Musical Instruments
Amazon.com: Subwoofer, BESTISAN Powered Subwoofer, Home Theater Deep Bass Subwoofer, Down Firing Sub in Compact Size, Easy Setup with Home Theater System, TV, Receiver, Speakers or Soundbar : Electronics
Amazon.com: PIONEER 12” Dual 4 ohms Voice Coil Subwoofer : Electronics
STRATO-10 - 2500 Watt 10 Inch Car Subwoofer - CT Sounds – CT SOUNDS
Amazon.com: Sony XS-AW8 8-Inch Powered Under Seat Sub woofer with Wired Remote Control (XSAW8) : Electronics
Amazon.com: BOSS Audio Systems CXX8 8 Inch Car Subwoofer - 600 Watts Maximum Power, Single 4 Ohm Voice Coil, Easy Mounting, Sold Individually : Electronics
