Amazon.com: PRV AUDIO 6.5 Inch Speakers Midbass Woofer 6MB200-4 v2 200 Watts Program Power, 4 Ohm, 100 Watts RMS, 1.5 in Voice Coil, Perfect for Small Custom Enclosures for Pro Car Audio
Amazon.com: 8-Inch Dual-Port 100-Watt RMS Under-Seat Active Subwoofer : Electronics
Amazon.com: NVX® 6 1/2 inch Professional Grade True 100 watt RMS 2-Way Coaxial Car Speakers [V-Series] with Silk Dome Tweeters, Set of 2 [VSP65] : Electronics
5Core 10" inch Replacement audio car speaker Subwoofer DJ Speaker Car Sub Woofer Loudspeaker(Rms 100 Watt/Peak power 1000 Watt,8 Ohm )WF 10120 3pcs | Reverb
JBL BassPro Go Powered subwoofer (100-watt RMS amplifier) and built-in portable Bluetooth® speaker at Crutchfield