Amazon.com: Cerwin Vega Home Audio CVX-18S 18" 2000W Class D Powered Subwoofer : Electronics
Amazon.com: Skar Audio EVL-18 D4 18" 2500 Watt Max Power Dual 4 Ohm Car Subwoofer : Electronics
Amazon.com: Lanzar 8 inch Car Subwoofer Speaker - Black Non-Pressed Paper Cone, Aluminum Voice Coil, 4 Ohm Impedance, 800 Watt Power and Foam Edge Suspension for Vehicle Audio Stereo Sound System - MAXP84 : Electronics
Amazon.com: Emb Professional SB-18 18" 1800 W ALTAVOZ de repuesto para JBL, Peavey, Cerwin Vega, Gemini, EMB, BMB, Pyle-Pro, Mr. DJ & muchas marcas. : Electrónica
Amazon.com: Sound Barrier MEGASSUS SBL18XN 3600 Watts Raw 18" Sub woofer Speaker Component Driver with 4 inch Voice Coil and Cast Aluminum Basket Pro Audio PA Cabinets - High Handling Power Heavy