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
S-84D 8" Subwoofer
Pyle 8 Inch 1600W DVC 4 Ohm Car Audio Subwoofer Speaker Set, Black (2 Pack) - Walmart.com
XL-844 8" Subwoofer
IX-8 | 8" 300 Watt Max Power Car Subwoofer - Skar Audio
ZVX-8 | 8" 1,100 Watt Max Power Car Subwoofer - Skar Audio
B2 Audio RAMPAGE 8″ Subwoofer – BladeICE
Dayton Audio SD215A-88 8" DVC Subwoofer
PSI-8 – PSI Car Audio
AD2208 D2 | AD Store
Amazon.com: Skar Audio SVR-8 D2 8" 800 Watt Max Power Dual 2 Ohm Car Subwoofer : Electronics
TXX-BDC3-8 Subwoofer - Triple Stack
TXX-BDC4-8 Subwoofer - Quad Stack
EM Audio 8" Custom NEO Hand Built Subwoofer (2000watts) - EM Audio Subwoofers