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The Maxhaust system simulates a large-volume engine (V6 / V8) via external loudspeakers and gives your vehicle a special sound characteristic that cannot be achieved with a conventional exhaust system. Perfect sound can be operated via its own app and in parallel via original vehicle buttons. LED status display on sound booster and diagnosis via app for easy installation. The 360 ​​° rotatable pipe section enables simple and individual adaptation to the vehicle.


  • Unlimited sound profiles possible 
  • Finally completely new sounds! 
  • Our sound module has several sounds to choose from. 
  • Up to four actuators. 
  • Whether outside, inside or in the engine compartment. Perfect sound in every position. 
  • Adaptation of profiles, maps and sounds via the app via Bluetooth
  • Operation via app and vehicle buttons
  • Volume can be adjusted separately from idle gas 
  • Speed-dependent volume 
  • Load-dependent volume 
  • Engine start support
  • Troubled run 
  • Misfire 
  • Equalizer function: bass, treble, intensity 
  • Speed ​​adjustment from stand and driving noise
  • Demo mode
  • Product adaptation and diagnostics via remote access via the app 
  • Download free software updates conveniently via app
  • No limit on downloads when changing vehicles
  • Save the configuration before upgrading



  • The Out-Sound actuator has a circumference of approx. 64 cm and a height of 16 cm. The tube diameter is 6 cm.
  • For some vehicles, the value for the accelerator pedal must still be read out by remote maintenance.

Maxhaust Sound Module Stage 4 System

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