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Best Sound Car Audio



Regular price $279.99 USD
Regular price $412.99 USD Sale price $279.99 USD
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The Rockford PBR400X4D is a full-range 4-channel car audio amplifier designed for stereo front/rear systems that requires little space. The BRT (Boosted Rail Technology) is an ultra efficient design that generates 400 Watts of power! The BRT also has a variable hi-level DC offset turn-on circuit for easy installation into any OEM system.

See our Element Ready™ amplifiers designed specifically for Motorsports and Motorcycle applications.



  • Full Range Class-D
  • Differential inputs with high level auto turn-on feature
  • 8 AWG power/ground connector
  • C.L.E.A.N. input/output clip detection and indicator LEDs
  • Real time output and power supply thermal sensing
  • Rockford Fosgate proprietary protection
  • Selectable Fixed 12dB/Octave Butterworth Crossovers
  • Extruded aluminum heatsink
  • Muted turn on
  • Discrete surface mount technology
  • Remote-Out feature when using high level inputs
  • Compact design for stealth installations
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