Sundown Audio SAv3 8" inch DVC Dual 4 Ohm (SA Series) Car Subwoofer 500 Watts RMS
Klipsch RW-5802 II + RSA-500 Passive in-wall subwoofer with matching amplifier at Crutchfield
DS18 SLC12S 12" Car Subwoofer 500 Watts Svc 4-Ohm
Amazon.com: Pyramid 12 Inch Car Subwoofer Speaker - 500 Watt High Powered Car Audio Sound Component Speaker System w/ 1.5 Inch Kapton Bobbin Voice Coil, 8 Ohm, 25 oz Magnet, Cloth Edge
JBL – 518S500 Watt powered subwoofer
MMA104- 10" 500 Watts RMS Dual 4 Ohm Subwoofer
MMA124- 12" 500 Watts RMS Dual 4 Ohm Subwoofer
6.5" Subwoofer Dual 4 Ohm 500 Watts Max Car Audio Sub Audiopipe TXX-BDC4-6 - Walmart.com
Nemesis Audio NA-8E v.2 8" Car Subwoofer 500 Watts DVCSpecifications: – Moon Car Stereo
Bose Bass Module 500 Wireless Subwoofer Black BOSE BASS MODULE 500 - Best Buy
Focal Sub 10 Dual 10" Subwoofer, Dual 4-ohm Voice Coil, 250w Rms - 500 W Max : Target
Alphasonik Dynamis 500 Series 12" Car Audio Subwoofer | Alphasonik
Bose Bass Module 500 Black Subwoofer for sale online | eBay
Bose Smart Soundbar 600 + Module 500 10" Wireless Subwoofer in Black Home Theater Surround System | NFM
Amazon.com: Seismic Audio - SA-SBL124-12 Inch Dual 4 Ohm Slim Mount Car Audio Subwoofer 500 Watts Max Power : Everything Else