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best dealsdiscounts4 channel amplifiers for car audio
4 channel amplifiers for car audio Deals in Australia

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Deals are available from 1 stores and 9 brands. An additional discount is available for 2 items. Last updated on 24 September 2025.
Pioneer GM-A6704 4-Channel Bridgeable Amplifier with Bass Boost,Black/red
Pioneer GM-A6704 4-Channel Bridgeable Amplifier with Bass Boost,Black/red
Pioneer GM-A6704 4-Channel Bridgeable Amplifier with Bass Boost,Black/red
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Blaupunkt AMP1404 Car Audio 4-Channel Amp Amplifier 1500 Watts Max Peak Power with Gravity Magnet Phone Holder Bundle
Blaupunkt AMP1404 Car Audio 4-Channel Amp Amplifier 1500 Watts Max Peak Power with Gravity Magnet Phone Holder Bundle
Blaupunkt AMP1404 Car Audio 4-Channel Amp Amplifier 1500 Watts Max Peak Power with Gravity Magnet Phone Holder Bundle
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Pyle Hydra Marine Amplifier - Upgraded Elite Series 400 Watt 4 Channel Audio Amplifier - Waterproof, 12 volt, Dual MOSFET Power Supply, GAIN Level Controls, RCA Stereo Input & LED Indicator (PLMRA400)
Pyle Hydra Marine Amplifier - Upgraded Elite Series 400 Watt 4 Channel Audio Amplifier - Waterproof, 12 volt, Dual MOSFET Power Supply, GAIN Level Controls, RCA Stereo Input & LED Indicator (PLMRA400)
Pyle Hydra Marine Amplifier - Upgraded Elite Series 400 Watt 4 Channel Audio Amplifier - Waterproof, 12 volt, Dual MOSFET Power Supply, GAIN Level Controls, RCA Stereo Input & LED Indicator (PLMRA400)
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Rockville RWK82 8 Gauge 4-Channel Car Amplifier Wiring Kit, (2) 17' RCA Cables, 100% Copper, Soft Abrasion-Proof PVC Insulation, Complete Installation Kit for Car Audio Systems
11% Off
Rockville RWK82 8 Gauge 4-Channel Car Amplifier Wiring Kit, (2) 17' RCA Cables, 100% Copper, Soft Abrasion-Proof PVC Insulation, Complete Installation Kit for Car Audio Systems
Rockville RWK82 8 Gauge 4-Channel Car Amplifier Wiring Kit, (2) 17' RCA Cables, 100% Copper, Soft Abrasion-Proof PVC Insulation, Complete Installation Kit for Car Audio Systems
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$72.84
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PRV Audio QS400.4 2 Ohm Mini Compact 4 Channel Car Audio Amplifier 4 x 100 Watts RMS at 2 Ohm - 400 Watt Amp Stereo 12 Volts Amp Class D Full Range Bridgeable
PRV Audio QS400.4 2 Ohm Mini Compact 4 Channel Car Audio Amplifier 4 x 100 Watts RMS at 2 Ohm - 400 Watt Amp Stereo 12 Volts Amp Class D Full Range Bridgeable
PRV Audio QS400.4 2 Ohm Mini Compact 4 Channel Car Audio Amplifier 4 x 100 Watts RMS at 2 Ohm - 400 Watt Amp Stereo 12 Volts Amp Class D Full Range Bridgeable
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JBL Concert A704 4-Channel Car Amplifier Class AB - Car Power Amplifier with 4 x 70 Watt RMS - 1000 Watt Tip for 4 Car Speakers or 2 Plus 1 Subwoofer or 2 Speakers
11% Off
JBL Concert A704 4-Channel Car Amplifier Class AB - Car Power Amplifier with 4 x 70 Watt RMS - 1000 Watt Tip for 4 Car Speakers or 2 Plus 1 Subwoofer or 2 Speakers
JBL Concert A704 4-Channel Car Amplifier Class AB - Car Power Amplifier with 4 x 70 Watt RMS - 1000 Watt Tip for 4 Car Speakers or 2 Plus 1 Subwoofer or 2 Speakers
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$250.16
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Vention 3.5mm Female to 2.5mm Male Audio Adapter Converter Premium Quality Headphone Earphone Headset 2.5mm to 3.5mm 3 Ring Jack Stereo or Mono(2 Pack) 3.5mm Female to 2.5mm Male
Vention 3.5mm Female to 2.5mm Male Audio Adapter Converter Premium Quality Headphone Earphone Headset 2.5mm to 3.5mm 3 Ring Jack Stereo or Mono(2 Pack) 3.5mm Female to 2.5mm Male
Vention 3.5mm Female to 2.5mm Male Audio Adapter Converter Premium Quality Headphone Earphone Headset 2.5mm to 3.5mm 3 Ring Jack Stereo or Mono(2 Pack) 3.5mm Female to 2.5mm Male
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CT Sounds CT-150.4D Full-Range Class D 4 Channel Car Audio Amplifier, 1000 Watts RMS
CT Sounds CT-150.4D Full-Range Class D 4 Channel Car Audio Amplifier, 1000 Watts RMS
CT Sounds CT-150.4D Full-Range Class D 4 Channel Car Audio Amplifier, 1000 Watts RMS
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Fosi Audio HT4S Bluetooth Amplifier for Outdoor Speakers, 4 Channel Power Amp for Bass Shaker Sim Racing Cockpit, 4.1/5.0 Ch Stereo Home Audio Receiver, Supports AUX/Optical Input with Remote Control
Fosi Audio HT4S Bluetooth Amplifier for Outdoor Speakers, 4 Channel Power Amp for Bass Shaker Sim Racing Cockpit, 4.1/5.0 Ch Stereo Home Audio Receiver, Supports AUX/Optical Input with Remote Control
Fosi Audio HT4S Bluetooth Amplifier for Outdoor Speakers, 4 Channel Power Amp for Bass Shaker Sim Racing Cockpit, 4.1/5.0 Ch Stereo Home Audio Receiver, Supports AUX/Optical Input with Remote Control
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PRV AUDIO Car Audio DSP 2.4X Digital Crossover and Equalizer 4 Channel Full Digital Signal Audio Processor DSP with Sequencer Remote Relay
PRV AUDIO Car Audio DSP 2.4X Digital Crossover and Equalizer 4 Channel Full Digital Signal Audio Processor DSP with Sequencer Remote Relay
PRV AUDIO Car Audio DSP 2.4X Digital Crossover and Equalizer 4 Channel Full Digital Signal Audio Processor DSP with Sequencer Remote Relay
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