Amazon.com: Gravity 2X 8 Inch 1000 Watt Car Audio Subwoofer w/ 4 Ohm DVC Power 8' Sub Pair - Feature Dual Voice Coil, Thick Magnet, Design for Car, ATV, Van, High Performance
3XL-810D 8" Subwoofer
Sundown Audio SAv3 8" inch DVC Dual 4 Ohm (SA Series) Car Subwoofer 500 Watts RMS
8" RI Audio Subwoofer 1000W Peak Power Dual 4 Ohm Energy Series Single – Robidoux Inc
Amazon.com: Pyramid WH8 8-Inch 200 Watt High Power Paper Cone 8 Ohm Subwoofer : Everything Else
Kenwood Excelon KFC-XW800F Shallow-mount 8" 4-ohm subwoofer at Crutchfield
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
Alphasonik AS8DF 8 inch 600 Watts 4-Ohm Down Fire Shallow Mount Flat E | Alphasonik
BAS8 - 8" 400 Watts RMS Class D Powered Subwoofer in Ported Enclosure,
TRU SPEC Prefab Single 8" Subwoofer Enclosure Sundown SA - GP Car Audio
Amazon.com: Alphasonik NSW408 Neuron 400 Series 8 Inch 750 Watts Max / 250 Watts RMS Dual 4 Ohm Car Subwoofer w/High-Grade Magnet Non Pressed Paper. : Electronics
60-150w 8 Inch Bass Speaker 8 Inch Subwoofer Speaker 8 Inch Speaker Cinema Subwoofer Car Subwoofer High Power Long Stroke - Speaker Accessories - AliExpress
EM Audio 8" Custom NEO Hand Built Subwoofer (2000watts) - EM Audio Subwoofers
PSI-8 – PSI Car Audio
Pyle Plpw8d 8 Inch 800w Peak 4 Layer Dual Voice Coil Car Midrange Woofer Audio Speaker, 4 Ohm W/ 89 Decibel Sensitivity, 40 Oz Magnet, Black : Target
XD 8" Subwoofer | Car Audio Equipment | Subwoofer Box