Amazon.com: Polk Audio DB842 DVC - DB+ Series 8" Shallow Subwoofer for Marine/Car Sound System, 30Hz-200Hz Frequency Response, Dual 4-Ohm Voice Coils & Polypropylene Woofer Cone : Electronics
Amazon.com: Skar Audio FSX8-4 8" 350 Watt 4 Ohm Pro Audio Midrange Loudspeaker, Each : Electronics
Amazon.com: Visaton Full-Range Speaker 8 cm (3.3'') 8 Ohm 50W : Electronics
Amazon.com: GRS 4FR-8 Full-Range 4-1/2" Speaker Pioneer Type A11EC80-02F 8 Ohm : Electronics
Amazon.com: KICKER CompR8 8-Inch (20cm) Subwoofer, DVC, 4-Ohm, 300W : Electronics
Amazon.com: NVX VSW84V2 8" 500 Watt Peak (250W RMS) Dual 4-ohm VS-Series Version 2 Car Subwoofer : Electronics
Amazon.com: Pack of 2 Full Range Bookshelf Speaker, 3 Inch 8 Ohm Anti-Magnetic HiFi Tweeter Wooden Enclosure Home Audio Woofer Multimedia Speakers (8Ω) : Electronics
Amazon.com: Sami 5" MID WOOFER Speaker 8 OHMS @ 20 WATTS : Electronics
Amazon.com: Goldwood Sound 120 Watt 8ohm Poly Mica 5" Speaker Midrange Black (GM-85/8) : Electronics
Amazon.com: 5 Inch Replacement Speaker, 30 Watt, 4 Ohm (B1C) : Electronics
Amazon.com: HERTZ SPL Show Series SV-200L 8 in. (200mm) SPL 4-Ohm Woofers (Pair) : Electronics
Amazon.com: Sami 5" MID WOOFER Speaker 8 OHMS @ 20 WATTS : Electronics
Amazon.com: Eminence ALPHA38 3 Inch 8Ohm MID Bass Woofer 60W : Musical Instruments
Amazon.com: Goldwood Sound GW-210/8 OEM 10" Woofer 220 Watts 8ohm Replacement Speaker, Black : Musical Instruments
Amazon.com: Pyle 5'' 200W 8 Ohms Mid Bass Mid Range Car Speaker Woofer Driver w/ 450Hz to 7kHz Frequency Response, 92dB Sensitivity, & Magnet Structure, (2 Pack) : Electronics
Amazon.com: Eminence ALPHA38 3 Inch 8Ohm MID Bass Woofer 60W : Musical Instruments
Amazon.com: Celestion TF0818 8 100W Speaker 8 Ohms : Musical Instruments
Amazon.com: Goldwood Sound GW-1558 Pro 15" Woofer 50oz Magnet 300 Watts Replacement Speaker : Musical Instruments
Amazon.com: Coil Woofer, 12 : Electronics
Amazon.com: Visaton R10S 4" Full Range Speaker 8 Ohm : Electronics
Amazon.com: Faital Pro 8FE200 4ohm 8" 95dB Woofer Midbass Voice Replacement Speaker : Electronics
Amazon.com: Pack of 2 Full Range Bookshelf Speaker, 3 Inch 8 Ohm Anti-Magnetic HiFi Tweeter Wooden Enclosure Home Audio Woofer Multimedia Speakers (8Ω) : Electronics
Amazon.com: Pair Faital Pro 8FE200 4ohm 8" 95dB Woofer Midbass Voice Replacement Speaker : Electronics
Amazon.com: KICKER TRTP 8-inch (20cm) Thin Down Firing Subwoofer and Passive Radiator Enclosure, 2-Ohm, RoHS Compliant : Electronics
Amazon.com: Pyramid WH88 8-Inch 250 Watt High Power Paper Cone 8 Ohm Subwoofer
