JBL Studio Subwoofer System, 200 W RMS, Black - Walmart.com
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
Memphis Audio 10" Subwoofer 200 Watt RMS 4 Ohm Car Audio Sub Street Ed – Pricedrightsales
FIERCE 6 Inch Subwoofer | 6.5 Inch Car Subwoofers | 200 Watts RMS – TORO AUDIO
TNP112D MTX Car Subwoofer Enclosure And Amplifier | MTX Audio - Serious About Sound®