HYDRO-10 // 500 Watt RMS 10 Inch Shallow Mount Subwoofer – CT SOUNDS
Kicker 49PTRTP12 Low-profile down-firing 500-watt powered enclosure with CompRT® 12" shallow-mount subwoofer and passive radiator at Crutchfield
Memphis Audio Single 12" Powered Subwoofer Bass System 500 Watts Max S – Pricedrightsales
Amazon.com: Massive Audio ECO12S4 – 12 Inch Car Audio 500 Watt ECO Series Subwoofer, Single 4 Ohm, 6mm Top Plate, Steel Basket. Sold Individually : Electronics
Massive Audio Massive MMA Series 12-Inch 500-Watt-RMS Dual 4-Ohm Subwoofer Black Black MMA 124 - Best Buy
Dual Electronics 10" Subwoofer in a Vented Enclosure: Multiple Mounting Options, 500 Watts SBX101 - Advance Auto Parts
HYDRO-12 // 500 Watt RMS 12 Inch Shallow Mount Subwoofer – CT SOUNDS
10 Inch Subwoofer 4 Ohm 500 Watt RMS Powered Car Sub Audio Speaker Dual Voice | eBay