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
Amazon.com: Pyle Car Vehicle Subwoofer Audio Speaker - 10 Inch Red Electro-Plated Cone, Red Plastic Basket, 1.5” Kapton Voice Coil, 4 Ohm Impedance, 600 Watt Power, for Vehicle Stereo Sound System - Pyle PLW10RD : Electronics
Amazon.com: Facmogu 2PCS 5in Full Range Speaker Drivers, RMS 30W MAX 50W 4 Ohm, HiFi Wide Range Audio Driver Loudspeaker Replacements, DIY Car Vehicle Audio Speakers Bass Woofer Tweeters - Red : Electronics
Amazon.com: B & C 21-Inch 4 Ohm Subwoofer de neodimio, Negro : Todo lo demás
Amazon.com: PRV AUDIO 6.5 Inch Midrange Speaker 6MR500-NDY-4, 500 Watts Max Power, 4 Ohm, 2 in Voice Coil, 250 Watts RMS, Neodymium Magnet, Smooth Full Range Response Through 13kHz for Car Audio
Amazon.com: 5 CORE Par de altavoces de audio de subwoofer para automóvil, 8 pulgadas, 4 ohmios, 1000 W máximo, bobina de voz de 1 pulgada y espuma envolvente para sistema de sonido
Amazon.com: Pyle Car Vehicle Subwoofer Audio Speaker - 15inch Non-Pressed Paper Cone, Black Plastic Basket, Dual Voice Coil 4 Ohm Impedance, 2000 Watt Power, Foam Surround for Vehicle Stereo Sound System PLPW15D :
Amazon.com: JINGERL 1 PC Audio Labs 3" 25W 4" 40W 5" 50W subwoofer woofer bass raw Speaker Driver 4 Ohm 8Ohm inch Unit (Bundle : 3 Inch, Color : 8Ohm) : Electronics
Amazon.com: JINGERL Altavoces de audio de subwoofer de 4 pulgadas y 50 W, mini estéreo portátil de 4 ohmios, 8 ohmios, altavoz de bocina de coche de rango completo (color: 8 ohmios 50 W) : Electrónica