CS 1000/4 4-Channel Amplifier
DS18 Mini 4 Channel Waterproof Amplifier 720 Watts Max Hydro Class D Amp NXL-N4 - Walmart.com
Pioneer GMD1004 4 Channel Amplifier - Car Toyz
Soundstream Reserve RSM4.1200D Compact 4-channel car amplifier — 75 watts RMS x 4 at Crutchfield
Amazon.com: Soundstream RSM4.1200D, Compact Class-D Subwoofer Amplifier, 1,200 Watts Small Class D 4 Channel Amplifier, 220 Watts RMS 2 Channel 4 Ohms : Electronics
Wavtech link300.4mini at Onlinecarstereo.com
Arc Audio KS 125.4 | Stereo West Autotoys
SOUNDSTREAM ST4-500 W COMPACT MINI SMALL MOTORCYCLE 4-CHANNEL SPEAKERS AMPLIFIER | eBay
260W 4 Channel Plug and Play DSP Power Amplifier for Car Android Player Android Amp Car Audio Subwoofer
NEW SOUNDSTREAM SMALL 4-CHANNEL CAR MOTORCYCLE AMP AMPLIFIER 90W RMS | eBay
DIGITAL DESIGNS D4.100a Amplifier 4 channel class D
ALPINE KTA-450 400w 4-Channel Amplifier Small Footprint Saddlebag Motorcycle Amp - Walmart.com
PX4S - 150 Watts RMS x 4 @ 4 Ohm 4 Channel Amplifier
Amazon.com: Rockford Fosgate Punch PBR400X4D Compact Chassis 400-Watt Full-Range 4-Channel Amplifier : Electronics
Amazon.com: Timpano Compact 4 Channel Amplifier Car Audio 500 Watt, 4 x 125 Watts at 2 Ohms, Mini Stereo 12 volts Full Range Class D Amp, Bridgeable Amplifier 4 Channels TPT-500.4 : Electronics
JL Audio MX500/4 500 Watt Compact 4 Channel Marine Amplifier - Marine Stereo
Amazon.com: Hertz Compact Power HCP-4 AB-Class 4 Channel Amplifier 95 WRMS x 4 at 2-Ohm : Electronics
Alpine KTP-445U at Onlinecarstereo.com
Amazon.com: ALPINE KTA-450 400w 4-Channel Amplifier Small Footprint Saddlebag Motorcycle Amp : Electronics
Kicker 42PXA3004 Compact 4-channel amplifier — 50 watts RMS x 4 at Crutchfield
DS18 Ultra Compact Full Range Class D 4-Channel Amplifier 1320 Watts
Down4Sound JP454 BLACK | 4000W RMS - 4 Channel Amplifier - Down4Sound Shop
D4.75: 300 Watt - Mini 4 Channel Amplifier - DD Audio
