Your search for 4 channel amplifier returned the following:

Complete 4-gauge amplifier wiring kit — includes 4-channel patch cables and speaker wire

In Stock

1 person says 

• 4-gauge power and ground cables
• 4-channel twisted pair RCA patch cable
• 60 feet of speaker wire, 100-amp fuse, and assorted hardware

4-gauge amplifier wiring kit — includes 2-channel patch cable and speaker wire

In Stock

• oxygen-free non-recycled copper wires
• brass mini-ANL fuse holder with 80-amp fuse
• includes patch cable and speaker wire

17-foot length

In Stock

• oxygen-free, virgin copper maximizes signal flow
• proprietary PVC jacket for greater flexibility
• double twisted pair construction

Available in 3 different lengths (16.4 feet)

Low Stock

13 people say 

• Oxygen-free copper wire
• silver soldered connections
• gold-plated RCA connectors

Available in 3 different lengths (11.5 feet)

In Stock

13 people say 

• Oxygen-free copper wire
• silver soldered connections
• gold-plated RCA connectors

Available in different lengths (19.7 feet)

Low Stock

5 people say 

• Oxygen-free copper wire
• silver soldered connections
• twisted pair construction

4-gauge dual amplifier wiring kit — includes two 2-channel patch cables and speaker wire

In Stock

• oxygen-free non-recycled copper wires
• brass mini-ANL fuse holder with 80-amp fuse
• includes distribution blocks, patch cables, and speaker wire

Four-channel line output converter

In Stock

43 people say 

• 4 speaker-level inputs
• 4 RCA outputs
• rated for stereos up to 80 watts per channel
  

4-channel line output converter

In Stock

• input: up to 10.5-volt (about 27 watts)
• output: up to 3 volts
• includes ground leads to reduce noise if necessary