Amazon.com: Visaton WS25 E 10" Paper Cone Woofer 8 Ohm : Musical Instruments
Amazon.com: Focal Sub P 25 FS 10" Shallow 4-ohm Component Subwoofer : Electronics
Amazon.com: Alphasonik AS8DF 8 inch 600 Watts 4-Ohm Down Fire Shallow Mount Flat Enclosed Sub woofer for Tight Spaces in Cars and Trucks, Slim Thin Loaded Subwoofer Air Tight Sealed Bass Enclosure :
Amazon.com: CT Sounds MESO-8-D2 1600 Watts Max 8 Inch Car Subwoofer Dual 2 Ohm : Everything Else
KICKER 45KMF104 10" Weather-Proof Subwoofer for Freeair Applications 4 Ohm 45KMG10W 10" LED Grille (White)
Amazon.com: JBL Professional Control 25-1L Compact 8-Ohm Indoor/Outdoor Background/Foreground Speaker, Black, Sold as Pair : Everything Else
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
Amazon.com: Gladen Sqx 10 25 Cm 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