Dual 18-inch Subwoofers

D.A.S. Action 218A Dual Active 18" Subwoofer

D.A.S. Vantec 218A Powered Dual 18-inch 4000-Watt Subwoofer

D.A.S. Vantec 218 Passive 8000-Watt Bass-Reflex Subwoofer System

D.A.S. Event 218A Dual 18” Powered Subwoofer

Turbosound MADRID TMS218B Dual 18" Front Loaded Subwoofer

Turbosound TSW-218 Dual 18-inch Horn Loaded Subwoofer

Cerwin Vega CVi-218S Passive Dual 18" Subwoofer System

Cerwin Vega CVXL-218 Powered Dual 18" 2000-Watt Subwoofer

QSC E218SW Dual 18-inch 4800W Passive Subwoofer

JBL STX828S Dual 18" Passive Subwoofer

BASSBOSS SSP218 Dual 4000-Watt 18-Inch Powered Subwoofer

BASSBOSS ZV28 Dual 18-Inch 4000-Watt Powered Subwoofer

DAS ACTION-S218A Action 500 Series 2x 18" 3200W Active Bass-Reflex Subwoofer