Polaris Slingshot Under Dash 2 x 6" Subwoofer Enclosure with 2 x ZR6.4
Amazon.com: Lanzar 6.5” Car Subwoofer Speaker - Black Non-Pressed Paper Cone, Aluminum Voice Coil, 4 Ohm Impedance, 600 Watt Power and Foam Edge Suspension for Vehicle Audio Stereo Sound System - MAXP64 : Electronics
Subwoofer Audio Speaker 6 Inch | Subwoofer Speaker Iron Frame - 6 Inch Subwoofer - Aliexpress
Tang Band W6-1139SIF 6-1/2" Paper Cone Subwoofer Speaker
JVC 165B160S 6 Ohm Speaker Subwoofer | eBay
STLF-630 6" Raw Woofer Speaker, 80 Watts Pro Audio PA DJ Replacement – Sound Town
Amazon.com: Pyramid 6" Car Audio Speaker Subwoofer - 300 Watt High Power Bass Surround Sound Stereo Subwoofer Speaker System w/ Molded P.P. Cone, 86 dB, 4Ohm, 40 oz Magnet,1 inch KAPTON Voice
Amazon.com: Massive Audio HIPPOXL64 – 6 Inch Car Audio Subwoofer, High Performance Subwoofer for Cars, Trucks, Jeeps - 6" Subwoofer 300 Watt RMS, 600w MAX Dual 4 Ohm, 2 Inch Voice Coil. Sold Individually : Electronics
Tang Band W6-2253S 6-1/2" Low Profile Subwoofer
Samsung Active Subwoofer Speaker 6.5" YKW16505-04 | eBay