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
8" (203 mm) 8 Ohm, Premium Woofer
8" Dual High Output Glue it & Screw It Sub Enclosure. - GP Car Audio
Ground Zero GZHW 20XSPL-D2 8 inch subwoofer - Best Price, Specs, Reviews – Droppin HZ Car Audio
JBL Stadium 82SSI Stadium Series 8" component subwoofer with switchable 2- or 4-ohm impedance at Crutchfield
EM Audio 8" Custom NEO Hand Built Subwoofer (2000watts) - EM Audio Subwoofers