2) KICKER 43C154 Comp 15" 1000 Watt Car Subwoofers Subs+Sealed Sub Box Enclosure
3000W 12inch 15inch High Power Long Power Car Subwoofer - China Audio Speaker, Subwoofer | Made-in-China.com
BOSS Audio Systems P156DVC 15 inch Car Subwoofer – Phantom Series, 2500 Watts Maximum Power, Dual 4 Ohm Voice Coil, Sold Individually, Easy Mounting - Walmart.com
Skar Audio SVR-15 | 1,600 Watt Max Car Subwoofer (D4)
DS18 GEN X154D 15" Car Subwoofer 1000W Max Dual 4 Ohm 15 inch - Limitless Lithium