DS18 SXE-3000.4D Class D 4-Channel Full-Range Car Amplifier 200 x 4 RMS @ 4 OHM 3000 Watts
Audio Apex CAB-M4 4 Channel Car Amplifier 1000 Watts RMS - Audio APEX store
MAXXSONICS Crunch 4-Channel 1000-Watt Amp A/B Class Car Stereo Amplifier PX-1000.4 - The Home Depot
Car Amplifier: 5 Best 4 Channel Car Amplifier in 2020 | Best Car Amplifiers (Buying Guide) - YouTube
Amazon.com: Kicker 46CXA3604T CXA360.4 360w RMS 4-Channel Car Audio Amplifier Class A/B Amp : Electronics
Amazon.com: Planet Audio AC1200.4 4 Channel Car Amplifier - 1200 Watts, Full Range, Class A/B, 2-4 Ohm Stable, Mosfet Power Supply, Bridgeable : Electronics
Amazon.com: Mini 4 Channel Car Amplifier Android,DUNSIHUI Hercules 400MAX Power 4-Way Mini Vehicle Amplifier for Android System Vehicle Center Control Navigation/Plug and Play/Increase Sound Quality(428) : Electronics
Kenwood Excelon X302-4 X Series 4-channel car amplifier — 50 watts RMS x 4 at Crutchfield
MAXXSONICS 4 Channel and 2 channel 1000 Watt Amp A/B Class Car Stereo Amplifiers PX-1000.4 + PX-1000.2 - The Home Depot
Down4Sound JP84 BLUE 4-Channel Car Amplifier 400 Watts
DS18 Ultra Compact Full Range Class D 4-Channel Amplifier 1320 Watts
Amazon.com: HYANKA 4-Channel Car Audio Amplifier with Bass Boost - 480W (80W x 4) Bridgeable Amplifier, 2/4/8 Ohm Support, High/Low Level Input, Full Range, Short Circuit Protection, Class A/B Amp : Electronics
Down4Sound JP84 BLACK 4-Channel Car Amplifier 400 Watts
AudioControl D-4.800 D Series 4-channel car amplifier with digital signal processing — 125 watts x 4 at Crutchfield
Rockville dB45 3200 Watt/800w CEA RMS 4 Channel Car Amplifier+Amp Kit Loud!!
Amazon.com: Massive Audio Blade BP1000.4 Car Stereo Amplifier. 4 Channel Amplifier 1000 Watts, Class A/B, 2 Ohm Stable, with Bass Boost. The Best 4-Channel Car Amplifier with Built-in OEM Line Converter :
Amazon.com: HYANKA 4-Channel Car Audio Amplifier with Bass Boost - 480W (80W x 4) Bridgeable Amplifier, 2/4/8 Ohm Support, High/Low Level Input, Full Range, Short Circuit Protection, Class A/B Amp : Electronics
RD400/4 - Car Audio - Amplifiers - RD - JL Audio
SK-M4004D | 400 Watt Class D 4-Channel Car Amplifier | Skar Audio
Kicker 47KEY200.4 Compact 4-channel car amplifier with automatic tuning DSP — 50 watts RMS x 4 at Crutchfield
Amazon.com: Blaupunkt AMP1404 Car Audio 4-Channel Amp Amplifier 1500 Watts Max Peak Power with Gravity Magnet Phone Holder Bundle : Electronics