Amazon.com: CHOOYO 6.5 Inch Subwoofer Audio Speaker 80W 4 8 Ohm High Power Fever Woofer Music Loudspeaker DIY for Bookshelf Sound System (Color : 8 Ohm) : Electronics
Amazon.com: 5 CORE 3 x 3 inch Car Subwoofer 5 Pieces 30 Watt Peak Power 4 Ohm Replacement Speakers Audio Speaker Stereo Woofer : Electronics
Amazon.com: Lanzar 6.5” Car Subwoofer Speaker - Black Non-Pressed Paper Cone, Aluminum Voice Coil, 4 Ohm Impedance, 600 Watt Power and Foam Edge Suspension for Vehicle Audio Stereo Sound System - MAXP64 : Electronics
Amazon.com: Rockville W65K9D2 6.5" 1000w Peak Car Audio Subwoofer Dual 2-Ohm Sub 250w RMS CEA Rated : Electronics
Amazon.com: Goldwood Sound, Inc. Stage Subwoofer, Black, OEM 6.5" Woofers 180 Watts each 8ohm Replacement Speakers (GW-206/8-2) : Musical Instruments
Amazon.com: Pyle 6.5 Inch Mid Bass Woofer Sound Speaker System - Pro Loud Range Audio 300 Watt Peak Power w/ 4 Ohm Impedance and 60-20KHz Frequency Response for Car Component Stereo PLG64,Yellow : Electronics
Amazon.com: ASHATA 600 Watt Car Subwoofer, 6 Inch Car Speakers, 4 Ohms Car Subwoofer Loudspeaker Midrange Coaxial Speakers Black for Car Audio Systems : Electronics
Amazon.com: Goldwood Sound, Inc. Stage Subwoofer, Dual Voice Coil 12" Woofers 260 Watt each 6ohm 4 Speaker Set (GW-412D-4) : Musical Instruments
Amazon.com: Mr. Dj USA PRODW600 6" Subwoofer Replacement Speaker 8 ohm Woofer DJ PA Home Pro Audio : Musical Instruments
Amazon.com: JINGERL 2Pcs 2inch Full Range Speaker Driver 6Ohm 15W Neodymium Magnet Loudspeaker Sound Amplifier Speakers Column for Home Audio : Electronics
Amazon.com: American Bass Godfather 6 x 9 Inch 4 Ohm Impedance 400 Watt Max Power Midrange Performance Output Loud Speaker with 98 Decibel Sensitivity : Electronics
Amazon.com: Goldwood Sound, Inc. Stage Subwoofer, Black, OEM 6.5" Woofers 180 Watts each 8ohm Replacement Speakers (GW-206/8-2) : Musical Instruments
Amazon.com: AudioPipe APMB-6SB 6 Inch 250 Watt MAX, 125 RMS, 8 Ohm Low/Mid Frequency Midrange Driver, Car Stereo Loudspeaker with KSV Voice Coil (4 Pack) : Electronics
Amazon.com: Goldwood Sound, Inc. Stage Subwoofer, Dual Voice Coil 10" Woofers 220 Watt Each 6ohm 2 Speaker Set (GW-410D-2) : Musical Instruments
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: Goldwood Sound, Inc. Stage Subwoofer, Dual Voice Coil 10" Woofers 220 Watt Each 6ohm 2 Speaker Set (GW-410D-2) : Musical Instruments