Polaris Ranger 400W RMS 4-Channel Amplifier by MTX Audio
Crunch Px-1000.4 4 Channel 1000 Watt Amp A/b Class Car Stereo Power Amplifier With 300 Watt 3 Way Cs Speakers 2 Pack And Soundstorm Aks8 8 Wiring Kit : Target
DS18 G3600.4D Full-Range Class D 4-Channel Car Audio Amplifier 3600 Wa
Donner Stereo Receiver 4 Channel 440W Peak Power Home Theater Amp Amplifier USB SD, For Outdoor Speakers Karaoke - Walmart.com
BOSS Audio Systems BE1600.4 Elite Series Car Audio Amplifier - 1600 High Output, 4 Channel, 2/8 Ohm, High/Low Level Inputs, High/Low Pass Crossover, Full Range, Hook Up To Stereo and Subwoofer
PA D4000.4 - Super Efficient Class D Bridgeable 4-Channel Mobile Audio Amplifier | Polk - US
LT5204 5150W 4 Channel PFC Power Amplifier - Carvin Audio
Amazon.com: Pyle 4-Channel Wireless Bluetooth Power Amplifier - 1000W Stereo Speaker Home Audio Receiver w/ FM Radio, USB, Headphone, 2 Microphone w/ Echo, Front Loading CD DVD Player, LED, Rack Mount -
Amazon.com: Genius Audio GMX-60.4D Mini Extreme Nano Compact Car Audio Amplifier 4 Channel 1000 Watts Max Class D 2-Ohm Stable with Power Protection System and Bass Boost for Speaker and Woofer Performance :
BOSS Audio Systems R1004 4 Channel Car Amplifier, 400 Watts, Full Range - Walmart.com
Pyle Pro 4-Channel Compact Stereo Amplifier System PTA42BT B&H