Amazon.com: Visaton W200S-4 8" Woofer with Treated Paper Cone 4 Ohm : Electronics
1 x Woofer Compatible with CIARE HW131 HW 131 13 cm Diameter 130 mm 70 Watts Nominal 180 Watts Maximum 8 ohms, 1 piece : Amazon.com.be: Electronics
Amazon.com: BOSS Audio Systems CXX8 8 Inch Car Subwoofer - 600 Watts Maximum Power, Single 4 Ohm Voice Coil, Easy Mounting, Sold Individually : Electronics
Amazon.com: Visaton W100S-8 4" Woofer with Treated Paper Cone 8 Ohm : Electronics
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: Visaton W250S-8 10" Woofer with Treated Paper Cone 8 Ohm : Electronics
Amazon.com: AudioPipe TXX-BDC4-8 8 Inch 1000 Watt High Performance Powerful 4 Ohm DVC Vehicle Car Sub Audio Subwoofer Speaker System, Black : Electronics
Amazon.com: Technical Pro WF12.1 12" 800W 8-Ohm DJ/Pro Audio Replacement Raw Subwoofer/Sub : Electronics
Amazon.com: Pyle 5 Inch Woofer Driver-Upgraded 200 Watt Peak High Performance Mid-Bass Mid-Range Car Speaker 450Hz-7kHz Frequency Response 15 Oz Magnet Structure 8 Ohm w/ 92dB and Paper Coating Cone-PDMR5 Black :