DS18 TM-SPL18NEO 6000W Max Dual 1-ohm SPL Competition 18" Subwoofer - Car Audio Giants
BOA151 - 15" 6,000w Dual 1 Ohm BOA Series Mega Subwoofer by Massive Audio® - SSA STORE
American Bass Godfather 18" Competition Subwoofer, D1/D2 Voice Coil, 3000 Watts RMS/6000 Watts Max
DS18 15" Hooligan X Competition Subwoofer 6000W Max Dual 1 Ohm High Ex – Pricedrightsales
4) PLANET AUDIO AC10D 10" 6000W Power Car Audio Subwoofers Power Subs Woofers - Walmart.com
Car Vehicle Subwoofer Audio Speaker - 12 Inch Competition Grade Pressed Paper Cone, 2 Ohm DVC, Advanced Air Flow, 6000W Power for Stereo Sound System - Gravity Warzone GW12D2 (2 Subwoofers) : Electronics
DS18 15" Hooligan X Competition Subwoofer 6000W Max Dual 1 Ohm High Ex – Pricedrightsales