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Crunch Crw12d4 12 Inch 800 Watt Max 4 Ohm Dual Voice Coil Car Subwoofer Speaker With 2 Channel 1000 Watt Amp A/b Class Car Audio Stereo Amplifier : Target
Amazon.com: Pyle 10" Car Audio Speaker Subwoofer - 1000 Watt High Power Bass Surround Sound Stereo Subwoofer Speaker System - Non Press Paper Cone, 90 dB, 4 Ohm, 50 oz Magnet, 2
Amazon.com: 2PCS 40W 4Ohm 8Ohm Woofers Speakers 4 Inch HiFi Deep Bass Subwoofer Speaker 4 Layer Voice Coil Loudspeaker Car Subwoofer DIY (Color : 8Ohm) : Everything Else
2Pcs 4 inch 50W Subwoofer Audio Speaker – NxtSounds
Aiyima 2pcs 4 Inch 50w Subwoofer Audio Speaker Portable Mini Stereo 4 Ohm 8ohm Speakers Woofer Full Range Car Horn Loudspeaker - Speakers - AliExpress
4 Inch Subwoofer Speaker 4 Ohms | Speakers 4 Inches 50w 8 Ohm - 1pc 4 Inch Subwoofer - Aliexpress
Polk Audio MW5530 Woofers 5 1/4" - 4 ohms - New - Pair | Mavin the Webstore
4 Inch Mid Bass Woofer Sound Speaker System Loud Range 40 Watt Power | eBay