Complete kit Active Sound incl. Booster for Audi A7 4K

CHF1,540.91 *

Prices incl. VAT plus shipping costs

Ready to ship today,
Delivery time appr. 1-3 workdays


  • 42850
  • 6.6
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The Sound Booster Pro simulates a large-volume engine (V6 / V8) or develops its own unique sound... more
Product information "Complete kit Active Sound incl. Booster for Audi A7 4K"

The Sound Booster Pro simulates a large-volume engine (V6 / V8) or develops its own unique sound characteristics. With this Active Sound System you get powerful engine and exhaust sound at the touch of a button.

KUFATEC produces the Sound Booster Pro for almost every car make and model. The requirement is an engine CAN BUS system. With this vehicle specific kit for the Audi A7 4K, you get the sound generator with the matching bracket for the vehicle model. No need for any welding or drilling.

The system at a glance:

  • This system is known by Audi, where it is factory installed on all TDI engines with 313 hp
  • The external sound generator simulates a large-volume engine and thus partially drowns out the typical TDI noise
  • This sound can't be achieved with any other sports exhaust system
  • The KUFATEC Sound Booster Pro gives the entire system a unique sound a powerful V6 / V8 sound (depending on the configuration)
  • LED status indicator for easy installation

Control and profile settings:

  • choose between up to 6 sound profiles
  • Profile 1 provides a very subtle sound for noise sensitive areas
  • change profiles optionally with:
  • adjust profiles and diagrams with the free software or with the free smartphone app
  • the push button should be installed at the front area (e.g. driver footwell); but this does not necessarily have to be installed

Before the purchase:

Before purchasing, please download the instructions and check whether there is enough space on the underbody for your vehicle in the place provided for the outside noise generator. Due to different equipment and variants of the same car model, there is the possibility that in individual cases, the selected position on the vehicle underbody does not provide enough space.

Selectable options:

  • PRO

With the PRO version you get the control unit from Audi as external sound module (ESM) and the ESM from Maserati with the EXTENDED version.

Scope of Delivery:

  • Engine Sound Module (Audi ESM)
  • external sound generator incl. bracket
  • Sound Booster Pro (module)
  • cable set


  • Please download the instructions before purchasing and check the space on the underside of your vehicle
  • The installation of a Sound Booster can lead to the expiry of the operating license of your vehicle or to the refusal of a license for your car, according to the current practice of car registration offices. If you have any questions, please contact the responsible licensing authorities.
Product group: Sound Booster
Product type: Complete kit
Weight (in kg): 6.6
Einbauzeit (in Std.): 3
EAN: 4250363337404
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