Amazon.com: Gravity 2X 8 Inch 1200 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: BATVOX CS401 90 Watts 4 Inch 2 Ways 4 Ohm Impedance and Piezo Tweeter for Premium Car Audio Coaxial Car Speakers, Car Stereo Sound System with Removable Grill (2 Speakers) : Electronics
Amazon.com: PIONEER TS-A2500LS4 1200 Watt 10"" Shallow Mount 4 Ohm SVC Subwoofer : Electronics
Amazon.com: PyleUsa 10” Slim Marine Subwoofer - 400W 4 Ohm Waterproof Car Component Speaker System, Low Profile PP Cone w/Rubber Edge, 40 Oz Magnet 2" Voice Coil, RGB Lights, for Boat Truck
Amazon.com: Taramps HD 3000 4 Ohms 1 Channel 3000 Watts RMS MAX Full Range Car Audio, Monoblock, LED Monitor Indicator, Class D Amplifier, Crossover, White 3k amp : Electronics
Amazon.com: Audiobank 2X AB-790 6x9 -Inches 1000 Watts Peak Power for Pair and 300 Watt RMS Power 4-Way Car Audio Stereo Coaxial Speakers with 4 Ohm Ohm Impedance / 93dB/1w/1m : Electronics
Amazon.com: Skar Audio FSX65-4 6.5" 300 Watt 4 Ohm Pro Audio Midrange Loudspeaker, Each : Electronics
Amazon.com: uxcell 10W 4 Ohm 3 Inch 78x78x39mm Anti-Magnetic Speaker Tweeter Speakers 4pcs : Electronics
Amazon.com: Fielect 4Pcs 5W 4 Ohm DIY Magnetic Speaker Audio Speakers 77mm Diameter Round Shape Replacement Loudspeaker : Electronics
Amazon.com: Facmogu 3 inch Tweeter Speakers HiFi Full Range Woofer Loudspeaker, 2 PCS 4 Ohm Anti-Magnetic Speakers for 2.0/2.1 Boom Box Satellites Speaker DIY (4Ω) : Electronics
Amazon.com: Morel Ultimo12-4ohm 12" SQ/SPL 4 Ohm 1000 Watt Subwoofer : Electronics
Amazon.com: 2) ROCKFORD FOSGATE P1S4-12 12" 1000 Watt 4-Ohm Car Audio Subwoofers Subs P1S412 : Electronics
Amazon.com: Pyle Car Two Way Speaker System - Pro 3.5 Inch 120 Watt 4 Ohm Mid Tweeter Component Audio Sound Speakers For Car Stereo w/ 20 Oz Magnet Structure, 1.65” Mount Depth
Amazon.com: 5 CORE 3 x 3 inch Car Subwoofer 5 Pieces 30 Watt Peak Power 4 Ohm Replacement Speakers Audio Speaker Stereo Woofer : Electronics
Amazon.com: Audiopipe TXX-BDC4-8 8 Inch 1000 Watt High Performance Powerful 4 Ohm DVC Vehicle Car Sub Audio Subwoofer Speaker System, Black : Electronics
Amazon.com: PRV AUDIO 4 Inch Midrange Speaker 4MR60-4, 60 Watts Program Power, 4 Ohm, 30 Watts RMS Power Pro Audio Loudspeaker (Single) : Electronics
Amazon.com: Timpano TPT-ST2 Black 3.75 Inch Super Tweeter, 4 Ohm, 500 Watts Peak, 105 dB Bullet, 1 in Voice Coil, Slim Profile Tweeters for Pro Car Audio (Pair) : Electronics
uxcell 25W 4 Ohm 5% Aluminum Housing Resistor Screw Tap Chassis Mounted Aluminum Case Wirewound Resistor Load Resistors, 21mm Mounting Distance 2 Pcs: Amazon.com: Industrial & Scientific
Amazon.com: Pyle Single Voice Coil Car Subwoofer - 8 Inches, 200 Watts at 4- Ohm Car Audio Powered Subwoofer, Injection Cone with Rubber Edge, High-Powered Car Subwoofer, High-Quality Audio : Electronics
Amazon.com: Pyle 8 Inch 1600 Watt DVC 4 Ohm Car Audio Subwoofer Speaker Set with 40 Oz Magnet and 1.5 Inch 4 Layer Voice Coil, Black (2 Pack) : Electronics
Amazon.com: CT Sounds TROPO-6.5-D4 400 Watts Max 6.5 Inch Car Subwoofer Dual 4 Ohm : Everything Else
Amazon.com: Alpine W10S4 10" 750w Peak 250 Watt RMS 4-Ohm Car Audio Subwoofer Sub+Speaker : Electronics
Amazon.com: Focal SUB 10 Dual 10" Subwoofer, Dual 4-Ohm Voice Coil, 250W RMS - 500 W MAX : Electronics
Amazon.com: Skar Audio (2) FSX65-4 (2) FSX65-4 300-Watt 6.5-Inch 4 Ohm MID-Range Loudspeakers - 2 Speakers Black : Everything Else
Amazon.com: Pyle Car Three Way Speaker System - Pro 6.5 Inch 280 Watt 4 Ohm Mid Tweeter Component Audio Sound Speakers For Car Stereo w/ 40 Oz Magnet, 2.25” Mount Depth Fits
Amazon.com: 25W Woofer 4 Ohm Subwoofer Speaker, Bass Audio Column Loudspeaker For Home Theater : Electronics
Amazon.com: Pyle Car Mid Bass Speaker System - Pro 5 Inch 200 Watt 4 Ohm Auto Mid-Bass Component Poly Woofer Audio Sound Speakers For Car Stereo w/ 30 Oz Magnet Structure, 2.2”
Amazon.com: Amplifier car Audio Monoblock Class D Compact Subwoofer Amplifier, 2/4 Ohm Stable, Low/High Level Inputs, Low Pass Crossover, Mosfet Power Supply : Electronics
