Boss 12" 2300W Car Audio Subwoofer + PD5000 5000W Mono D Amplifier with Remote - Walmart.com
JBL-EON718S | JBL Professional Loudspeakers
Amazon.com: JBL BassPro SL2 Active Underseat Car Subwoofer with Built in Amplifier - Under Seat 8'' Subwoofer Car with 125 Watt Power Amplifier : Electronics