4 channel amplifier

Fusion MS-AP41200 150w per channel RMS @4ohm Apollo 4 Channel Marine Amplifier with Fusion RCA Cable Dual Female To 8-way Male Splitter

Kicker 48PXA10005 Weatherproof Powersport Amplifier - 4x100-Watt 4-Channel Full-Range with 600-Watt Subwoofer Channel

MTX TH800.4 - Thunder Series Amplifier, 4-Channel 800 Watts

Memphis Audio MM900.6V 6-Channel Marine Amplifier, 125x4 + 200x2 at 2 Ohm

Hertz SP 4.900 D-Class 4 Channel Amplifier with 1 Pair of SV-200-NEO 8 in. (200mm) SPL 4-Ohm Midrange Speakers and 1 Pair of ST-25A-NEO 1" High Eff...

Cerwin Vega Marine Bass Upgrade 4 Channel Amplifier with (2) 10" 4-Ohm White Subwoofers and Install Kit

Hertz SP 4.900 D-Class 4 Channel Amplifier with 1 Pair of SV 165.1 SPL Series 6.5" 4-Ohm SPL Midrange Speaker Drivers and 1 Pair of ST-35K-NEO 35mm...

Kicker 47KEY2004 4-Channel DSP Smart Amplifier, 4x50W w/ 51HS12 Hideaway Compact Powered Subwoofer, 12-Inch Bundle

ATG 1000 Watt RMS Full Range Compact Marine 4 Channel Amplifier with (4) Pair 8" RGB White Marine Speakers

ATG 1000 Watt RMS Full Range Compact Marine 4 Channel Amplifier with (4) Pair 8" RGB Black Marine Speakers

ATG Transcend Series Amplified Speaker Upgrade for GM 250W 6.5" Components 250W 6x9" Coaxials and 1000 Watt Transcend Class A/B 4-Channel Amplifier

Diamond Audio HXM1100.6D Hxm Series 6-Channel Full Range Class D Amplifier; 150W X 4 @ 2Ω / 300W X 2 @ 4Ω Rms

PowerBass PBX-600.6 - 6-Channel Compact Amplifier, Class-D, 100 watts x 6 at 4-Ohms, 150 watts x 6 at 2-Ohms

Kicker KMA150.2 75 Watts x 2 2-Channel Marine Full-Range Amplifier

Memphis Audio SRX1200.1V 1200x1 at 1 Ohm SR Amplifier with 4GKIT 4-Gauge Amp Install Kit With ANL Fuse Holder and LL2BE 2-Channel Line Output Conve...

Memphis Audio SE1000.1V2 Street Edge 1000 Watt Monoblock Amplifier with 4GKIT 4-Gauge Amp Install Kit With ANL Fuse Holder and LL2BE 2-Channel Line...

Memphis Audio 2 Pair of MXA60L MXA 6.5" Marine Grade Coaxial Speakers w/RGB LED with a MM500.4V 4-Channel Marine Amplifier

Kicker Motorcycle 5.25 Inch Speakers (2 pair) with Kicker 300 watt 4 channel Power sports amplifier

Kicker LX500.4 & LX850.1, Amp Bundle 4-Channels Full Range Amp & Mono Subwoofer Amp. (51LX5004, 51LX8501)

Kicker LX1200.5, 46KISLOAD4 Smart Radio Interface, 4-Channels Full Range 125 Watt & 700 Watt Subwoofer Channel (51LX12005)

AudioControl LC-4.800 High-Power Multi-Channel Amplifier with Accubass

Kicker LX1200.5 , Amp Install Kit (Includes RCAs), 4-Channels Full Range 125 Watt & 700 Watt Subwoofer Channel (51LX12005)

KICKER CXA660.5 5-Channel Amplifier & 4AWG Amp Install Kit ( Includes RCAS ) w/ Bass Knob Bundle

Audio-Technica M-Series ATH-M50X Headphones Pair with 4-Channel Amplifier