Amazon.com: Philmore 4" Square Replacement Speaker with Weatherproof Mylar Cone, 8 Ohm, 5W; TS45 : Electronics
Amazon.com: Kicker 48CWRT84 CompRT 8" Subwoofer, DVC, 4-ohm - Includes Speaker Wire : Electronics
Amazon.com: GRS 3FR-4 Full Range 3" Speaker Driver 4 Ohm : Electronics
Amazon.com: PRV AUDIO 8 Inch Midrange Speaker 8MR500-4 Bullet, 500 Watts Program Power, 4 Ohm, 1.5 in Voice Coil Bullet Speakers for Car Audio Door Louspeaker (Single) : Electronics
Amazon.com: PRV AUDIO TW700Ti-CR Super Tweeter, 4" Titanium Bullet Super Tweeter 8 Ohm Chrome, 1.5" VC Pro Audio High Frequency Driver, 107dB 120 Watts RMS, Built-in Polyester Capacitor (Single) : Everything Else
Amazon.com: PowerBass L2-690D - L-Series 6"x9" 4-Ohm Dual Voice Coil Midrange Speakers : Electronics
Amazon.com: SAVARD Speakers Rap Series 8" inch Dual 4 Ohm Subwoofer : Electronics
Amazon.com: PRV AUDIO 8 Inch Midbass Speaker 8MB450-4 v2, 450 Watts Program Power, 2 in Voice Coil, 4 Ohm, 225 Watts RMS Pro Audio Mid Bass Woofer (Single) : Musical Instruments
Amazon.com: Skar Audio ZVX-8 D4 8" 900 Watt Dual 4 Ohm SPL Car Subwoofer : Electronics
Amazon.com: Skar Audio FSX8-4 8" 350 Watt 4 Ohm Pro Audio Midrange Loudspeaker, Each : Everything Else
Amazon.com: Sound Town 18” 450W Raw Woofer Speaker with 4" Voice Coil, 100 oz Magnet, Replacement Woofer for PA/DJ Subwoofer, 8-ohm (STLF-1804-8) : Everything Else
Amazon.com: Dayton Audio ND105-8 4" Aluminum Cone Midbass Neo Driver 8 Ohm : Electronics
Amazon.com: Skar Audio EVL-8 D4 8" 1200 Watt Max Power Dual 4 Ohm Car Subwoofer : Electronics
Amazon.com: 2 Rockville RockShelf 58W 360W White 5.25" Home Theater Bookshelf Speakers/8 Ohm : Everything Else
Amazon.com: Dayton Audio CE Series CE32A-8 1-1/4" Mini Speaker 8 Ohm : Electronics
Amazon.com: Skar Audio IX-8 D4 8" 300 Watt Max Power Dual 4 Ohm Car Subwoofer : Electronics
Amazon.com: Pyle 8" 1600W DVC 4-Ohm Car Audio Subwoofer Speaker Set, 2pk | PLPW8D : Electronics
Amazon.com: Rockford Fosgate PPS4-8 Punch Pro Single 8" 4-Ohm Midrange 125 Watts RMS / 250 Watts Peak : Everything Else
Amazon.com: PRV AUDIO 8 Inch Midbass Speaker 8MB450-4 v2, 450 Watts Program Power, 2 in Voice Coil, 4 Ohm, 225 Watts RMS Pro Audio Mid Bass Woofer (Single) : Musical Instruments
Amazon.com: (2) Skar Audio FSX8-4 350-Watt 8-Inch 4 Ohm MID-Range Loudspeakers - 2 Speakers : Electronics
Amazon.com: 1” Audio Car Tweeter Speaker - 3.25” Bullet Horn Aluminum Die-Cast Titanium Dome, 300 Watt Peak, 2k-25kHz Frequency Response, 4 to 8 Ohm, Heavy Duty 20 oz. Magnet Structure - 1 Pair - Pyramid TW18BK
Amazon.com: Gikfun 2" 4Ohm 3W Full Range Audio Speaker Stereo Woofer Loudspeaker for Arduino (Pack of 2pcs) EK1725 : Electronics
Amazon.com: Dayton Audio CX120-8 4" Coaxial Driver with 3/4" Silk Dome Tweeter 8 Ohm : Electronics
Amazon.com: Sound Storm EV4.400 Evolution 400 Watt, 4 Channel, 2 to 8 Ohm Stable Class A/B, Full Range Car Amplifier : Everything Else
