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...

Rockford Fosgate 400 Watt 4 Channel Bridgeable Class A/B Amplifier Power T400-4 The T400-4 amplifier is another super high quality powerhouse from...

Rockford Fosgate Power T600-4 4 Channel 600 Watt Class AB Amplifier The T600-4 amplifier offers the perfect balance of power output and compact de...

Balanced Differential Inputs with RCA Pass Through Outputs Auto-Sense bypass switch for vehicles with RAP (Retained Accessory Power) 2/4 Channel I...

Rockford Fosgate Punch 600 Watt 4-Channel Amplifier P600X4 This listing includes: (1) P600X4 4-Channel Amplifier The Punch P600X4 multi-channel a...

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

Purchase this amp and install kit bundle at no additional cost! Front and Rear Variable Input Gain adjustment level Total Power: 500W Continuously...

Powerful 4-Channel Amplifier: The Rockford Fosgate Punch PBR400X4D delivers 400 watts of total power, providing robust and clear sound for your ca...

Rockford Fosgate Punch Marine 400W 4 Channel Amplifier PM400X4 This listing includes: (1) PM400X4 400W 4 Channel Marine Amplifier (1) 2.5mm Allen ...

Purchasing this amp and install kit bundle at no additional cost gives you an additional year warranty on your amplifier! Great compact amp that r...

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

Powerful Performance: Delivering 400 watts of clean, dynamic power across four channels, this amplifier ensures every note and beat is heard with ...

Purchasing this amp and install kit bundle at no additional cost gives you an additional year warranty on your amplifier! 2/4 channel input switch...

Purchasing this amp and install kit bundle at no additional cost gives you an additional year warranty on your amplifier! On-board Punch EQ with +...

Get a free one-year extended warranty on this select Rockford Fosgate Amplifier when purchased as an Amplifier Installation Kit bundle. C.L.E.A.N....

Purchase this amp and install kit bundle at no additional cost! Front and Rear Variable Input Gain adjustment level Full Range Class D 300W Total ...

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...

2/4 channel input switch Speaker Wire Gauge: 8 AWG, Power Wire Gauge: 4 AWG UV stable powder coated cast aluminum heatsink Low Impedance Stability...

Rockford Fosgate Prime 300W 4-Channel Full Range Class D Amplifier R2-300X4 This listing includes: (1) R2-300X4 4-Channel Amplifier (2) 7" Speaker...

Rockford Fosgate Punch Marine / Powersports 600W 4 Channel Amplifier PM600X4 This listing includes: (1) PM600X4 4 Channel Marine Amplifier (1) 2.5...

Compact Powerhouse: With 300 watts of total power output, experience high-quality audio performance in a sleek and space-saving design. Crystal-Cl...