Four Channel Amplifiers

400W Total Power Output: Delivers robust and powerful sound to your audio system. Class-AD Technology: Combines the efficiency of Class-D with the...

Rockford Fosgate 800 Watt 4-Channel Marine Element Ready Amplifier M5-800X4Rockford designed this powerful M5 Series amplifier for marine and power...

Get a free one-year extended warranty on this select Rockford Fosgate Amplifier when purchased as an Amplifier Installation Kit bundle. Dynamic Th...

Rockford Fosgate 4 Channel Amplifier 1000W Full Range Class AD Constant Power The T1000-4ad combines sound quality characteristics of Class-A desi...

Get a free one-year extended warranty on this select Rockford Fosgate Amplifier when purchased as an Amplifier Installation Kit bundle. Constant P...

Rockford Fosgate 4 Channel 400 Watt Class AD AmplifierT400X4ad The Power T400X4ad 400 Watt 4-channel ultra-compact, amplifier is built on Rockford...