Amazon.com: DS18 ZR8.2D Elite-Z 8" Car Audio Subwoofer 1000W Watts Dual Voice Coil 2-Ohm DVC 2+2 OHMS (1 Speaker),Black : Video Games
Amazon.com: BOSS Audio Systems PC65.2C Phantom Series 6.5 Inch Component Car Door Speakers For Stereo - 500 Watts, 2 Way, 2 Tweeters, 2 Crossovers, Full Range, Use With Amplifier and Subwoofer, Bocinas Para Carro : Electronics
Amazon.com: Digital Designs Subwoofer
Amazon.com: DD Audio 10" SL600 Slim Line Series Subwoofer D4 : Electronics