![Amazon.com: Kenwood SW-15HT SW15HT Passive 100 Watts Subwoofer Home Theater Speaker Subwoofer Surround Sound Front Firing 8 Ohms : Electronics Amazon.com: Kenwood SW-15HT SW15HT Passive 100 Watts Subwoofer Home Theater Speaker Subwoofer Surround Sound Front Firing 8 Ohms : Electronics](https://m.media-amazon.com/images/I/912H9CV7NEL._AC_SX425_.jpg)
Amazon.com: Kenwood SW-15HT SW15HT Passive 100 Watts Subwoofer Home Theater Speaker Subwoofer Surround Sound Front Firing 8 Ohms : Electronics
![Amazon.co.jp: Earthquake Sound SLAPS-M12 12-inch Passive Radiator for Home or Car Subwoofer by Earthquake Sound : 家電&カメラ Amazon.co.jp: Earthquake Sound SLAPS-M12 12-inch Passive Radiator for Home or Car Subwoofer by Earthquake Sound : 家電&カメラ](https://m.media-amazon.com/images/I/61OWmESPowL._AC_SY879_.jpg)
Amazon.co.jp: Earthquake Sound SLAPS-M12 12-inch Passive Radiator for Home or Car Subwoofer by Earthquake Sound : 家電&カメラ
![Amazon.com: Rockville SBG1128 12" 600 Watt Passive Pro DJ Subwoofer, MDF Cabinet/Pole Mount : Musical Instruments Amazon.com: Rockville SBG1128 12" 600 Watt Passive Pro DJ Subwoofer, MDF Cabinet/Pole Mount : Musical Instruments](https://m.media-amazon.com/images/I/81Dl+hHkcFL._AC_SL1500_.jpg)
Amazon.com: Rockville SBG1128 12" 600 Watt Passive Pro DJ Subwoofer, MDF Cabinet/Pole Mount : Musical Instruments
![Amazon.com: Parts Express Powered Dayton Audio Reference 12" Subwoofer Kit with Dual Passive Radiators & 500 Watt DSP Plate Amp : Electronics Amazon.com: Parts Express Powered Dayton Audio Reference 12" Subwoofer Kit with Dual Passive Radiators & 500 Watt DSP Plate Amp : Electronics](https://m.media-amazon.com/images/I/71aIvlPyXcL._AC_SY355_.jpg)
Amazon.com: Parts Express Powered Dayton Audio Reference 12" Subwoofer Kit with Dual Passive Radiators & 500 Watt DSP Plate Amp : Electronics
![Amazon.com: (2) Kicker 48CWR122 COMPR12 2000 Watt 12" Car Subwoofer Bundle with Rockville RD12 Sealed Subwoofer Enclosure Sub Box & Dual Sub Box Enclosure Installation Kit (3 Items) : Electronics Amazon.com: (2) Kicker 48CWR122 COMPR12 2000 Watt 12" Car Subwoofer Bundle with Rockville RD12 Sealed Subwoofer Enclosure Sub Box & Dual Sub Box Enclosure Installation Kit (3 Items) : Electronics](https://m.media-amazon.com/images/I/710FhkD+JBL._AC_SX569_.jpg)
Amazon.com: (2) Kicker 48CWR122 COMPR12 2000 Watt 12" Car Subwoofer Bundle with Rockville RD12 Sealed Subwoofer Enclosure Sub Box & Dual Sub Box Enclosure Installation Kit (3 Items) : Electronics
![Amazon.com: Rockville SBG1184 18" 1000 Watt Passive 4-Ohm Pro DJ Subwoofer, MDF/Pole Mount : Musical Instruments Amazon.com: Rockville SBG1184 18" 1000 Watt Passive 4-Ohm Pro DJ Subwoofer, MDF/Pole Mount : Musical Instruments](https://m.media-amazon.com/images/I/81OpLF598ZL._AC_SY355_.jpg)
Amazon.com: Rockville SBG1184 18" 1000 Watt Passive 4-Ohm Pro DJ Subwoofer, MDF/Pole Mount : Musical Instruments
![ESX V1600A | Active Subwoofer Cube - 20 cm (8 Inch) Active Subwoofer with 8 Inch Passive Membrane : Amazon.de: Electronics & Photo ESX V1600A | Active Subwoofer Cube - 20 cm (8 Inch) Active Subwoofer with 8 Inch Passive Membrane : Amazon.de: Electronics & Photo](https://m.media-amazon.com/images/I/71UPGi1LREL._AC_SL1396_.jpg)
ESX V1600A | Active Subwoofer Cube - 20 cm (8 Inch) Active Subwoofer with 8 Inch Passive Membrane : Amazon.de: Electronics & Photo
![Amazon.com: KICKER TRTP 12-inch (30cm) Thin Down Firing Subwoofer and Passive Radiator Enclosure, 2-Ohm, RoHS Compliant : Electronics Amazon.com: KICKER TRTP 12-inch (30cm) Thin Down Firing Subwoofer and Passive Radiator Enclosure, 2-Ohm, RoHS Compliant : Electronics](https://m.media-amazon.com/images/I/71Vh4bjIPcL._AC_SX425_.jpg)
Amazon.com: KICKER TRTP 12-inch (30cm) Thin Down Firing Subwoofer and Passive Radiator Enclosure, 2-Ohm, RoHS Compliant : Electronics
![Pioneer TS-A2000LB Passive Subwoofer, Powerful Enclosure Subwoofer with 700 W Maximum Power, 20 cm, IMPP Membrane, Black, Continuous Output Power 250 W : Amazon.de: Electronics & Photo Pioneer TS-A2000LB Passive Subwoofer, Powerful Enclosure Subwoofer with 700 W Maximum Power, 20 cm, IMPP Membrane, Black, Continuous Output Power 250 W : Amazon.de: Electronics & Photo](https://m.media-amazon.com/images/I/511Z7B0oK-L._AC_SX679_.jpg)
Pioneer TS-A2000LB Passive Subwoofer, Powerful Enclosure Subwoofer with 700 W Maximum Power, 20 cm, IMPP Membrane, Black, Continuous Output Power 250 W : Amazon.de: Electronics & Photo
![Amazon.com: AUDIO SOURCE AS8SW 100 watt Passive In-Wall Subwoofer (8.0") (8.75" cutout dimension) (Discontinued by Manufacturer) : Electronics Amazon.com: AUDIO SOURCE AS8SW 100 watt Passive In-Wall Subwoofer (8.0") (8.75" cutout dimension) (Discontinued by Manufacturer) : Electronics](https://m.media-amazon.com/images/I/71sgFWVeDcL._AC_SL1244_.jpg)
Amazon.com: AUDIO SOURCE AS8SW 100 watt Passive In-Wall Subwoofer (8.0") (8.75" cutout dimension) (Discontinued by Manufacturer) : Electronics
![Amazon.com: KICKER TRTP 12-inch (30cm) Thin Down Firing Subwoofer and Passive Radiator Enclosure, 2-Ohm, RoHS Compliant : Electronics Amazon.com: KICKER TRTP 12-inch (30cm) Thin Down Firing Subwoofer and Passive Radiator Enclosure, 2-Ohm, RoHS Compliant : Electronics](https://m.media-amazon.com/images/I/71Vh4bjIPcL._AC_SS450_.jpg)
Amazon.com: KICKER TRTP 12-inch (30cm) Thin Down Firing Subwoofer and Passive Radiator Enclosure, 2-Ohm, RoHS Compliant : Electronics
![Amazon.com: Sound Storm Laboratories PB8 Car Subwoofer and Amp Package – Built-in Amplifier, 8 Inch Subwoofer with Passive Radiator, Remote Subwoofer Control : Everything Else Amazon.com: Sound Storm Laboratories PB8 Car Subwoofer and Amp Package – Built-in Amplifier, 8 Inch Subwoofer with Passive Radiator, Remote Subwoofer Control : Everything Else](https://m.media-amazon.com/images/I/81W7GSihgtL._AC_SX522_.jpg)