EM Audio 8" Custom NEO Hand Built Subwoofer (2000watts) - EM Audio Subwoofers
BLACK 8" SINGLE COMPETITION PORTED SUB BOX
Amazon.com: MB Quart DS1-204 Discus Shallow Mount Subwoofer (Black) – 8 Inch Subwoofer, 400 Watt, Car Audio, 2 Inch Voice Coils, UV Rubber Surround, Best in Sealed Enclosures : Electronics
Amazon.com: Pioneer TS-SW2002D2 8-inch Shallow-Mount Subwoofer with 600 Watts Max Power : Electronics