Amazon.com: PRV AUDIO 6MB200 v2 6.5 Inch Speakers Midbass Woofer 8 Ohm, 100 Watts RMS, 200 Watts Program Power, 93.5 dB 1.5 in Voice Coil for Small Custom Enclosures Pro Car Audio System (Single) : Musical Instruments
Amazon.com: DS18 SLC-8S Subwoofer in Black - 8-Inch Speaker, 400W Max Power, 200W RMS Power, Aluminum 4 Layer Voice Coil, Black Steel Frame, SVC, 4 Ohm Impedance, Ferrite Magnet (1 Speaker) (SLC8S) : Electronics
Amazon.com: Pair Faital PRO 6FE200 6.5" Midrange Woofer Voice Speaker 8 ohm 260W 95dB 1.5VC : Electronics
12 Inch Car Midbass Woofer - 700 Watt High Powered Car Audio Sound Component Speaker System w/High-Temperature Kapton Voice Coil, 35Hz-4kHz Frequency, 90 dB, 8 Ohm, 60 oz Magnet - PylePro PPA12 Black
Amazon.com: (4) Rockville RM68PRO 6.5" 800 Watt 8 Ohm SPL Midbass/Midrange Car Speakers : Electronics
Amazon.com: KICKER KMF10 10-inch (25cm) Weather-Proof Subwoofer for Freeair Applications, 4-Ohm : Electronics
Woofer 25 cm ( 10" ) 8 Ohm : Amazon.de: Electronics & Photo
Amazon.com: Facmogu 2PCS 8in Full Range Audio Speakers, RMS 50W Peak 120W, 4 Ohm Car Vehicle Audio Full Range Drivers, Wide Range DIY Loudspeaker Woofer Replacement - Red : Electronics
PIONEER 12” Dual 4 ohms Voice Coil Subwoofer
Amazon.com: Pyramid PW1248USX 12-Inch 500 Watt High Performance 8 Ohm Subwoofer : Electronics
Dayton Audio DC160-8 6-1/2" Classic Woofer
KICKER 45KMF104 10" Weather-Proof Subwoofer for Freeair Applications 4 Ohm 45KMG10W 10" LED Grille (White)
Amazon.com: DS18 PRO-GM8B Loudspeaker - 8", Midrange, Red Aluminum Bullet, 580W Max, 190W RMS, 8 Ohms - Premium Quality Audio Door Speakers for Car or Truck Stereo Sound System (1 Speaker) : Everything Else
Amazon.com: Visaton Full-Range Speaker 8 cm (3.3'') 8 Ohm 15W 100-V System : Electronics
Amazon.com: Focal Sub P 25 FS 10" Shallow 4-ohm Component Subwoofer : Electronics
Amazon.com: Pyramid PW1248USX 12-Inch 500 Watt High Performance 8 Ohm Subwoofer : Electronics
Amazon.com: Dayton Audio DC200-8 8" Classic Woofer : Electronics
Visaton FRS7-8 2.5" Full-Range Speaker 8 Ohm
Amazon.com: Pyramid 8 Inch Car Subwoofer Speaker - 350 Watt High Powered Car Audio Sound Component Speaker System w/ 1.5 Inch High-Temperature Kapton Voice Coil, 89.2 dB, 8 Ohm, 50 oz Magnet - Pyramid PW848USX : Electronics
