Axton ATW16 16 CM Subwoofer 2 x 2 Ohm 75 Watt RMS Subwooferchassis | eBay
JL Audio 6W3V3-4 6.5 Inch 16cm 150 Watts RMS 4 ohm Car Sub Subwoofer | eBay
2pcs 5 Inch 16CM 300W Car HiFi Coaxial Speaker Vehicle Door Auto Audio Music Stereo Loudspeaker Subwoofer for Car Audio System|Coaxial speakers| - AliExpress
Subwoofer 16cm Clearance, 51% OFF | www.ingeniovirtual.com
2pcs 6.5 Inch 16cm 250W Car HiFi Coaxial Speaker Vehicle Door Auto Audio Music Stereo Loudspeaker Subwoofer for Car Audio System|Coaxial speakers| - AliExpress
Yamaha X8358A00 16cm 4 Ohm For MSP7 | Full Compass Systems