Active sound system for Audi A4 8K including app control

Complete set Active Sound retrofit for Audi A4 8K 2.0l TDI including Bluetooth control.

The complete set of the Active Sound retrofit system for the Audi A4 8K 2.0l TDI including Bluetooth control gives your vehicle a distinctive exhaust sound. Your vehicle receives a unique sound that is individually tailored to your driving style and taste. You can clearly hear the difference in the sound even when the car is stationary!

After installing the Active Sound retrofit system, you can adjust the sound in the interior yourself using the built-in controls and fine-tune it with a practical app on your smartphone.

Scope of delivery:

1x sound actuator
1x Active Sound Unit BLE (Bluetooth)
1x cable set

Note: Please observe the STVO regulations!

We receive a large number of custom orders and inquiries daily, so it is not always possible for us to have every item in stock at all times. If you need the item urgently, please contact our sales team here to check the stock before making your purchase.

We completely understand if you are unsure whether a part is compatible with your car. We therefore strongly recommend that you contact us here with your inquiry . Our friendly sales team will then contact you to confirm if this part is the correct part you are looking for.

All our products come with a standard 2 year warranty. However, this depends on the type of product. Further details can be found here .

At Upgrade my Car (R-Trade GmbH) we attach great importance to informing our customers comprehensively about the intended use of our products. Please note that unless otherwise stated, all of our products are specifically designed for professional racing use. These are intended solely for use in competition on circuits approved by an officially recognized racing organization. Please note that any use of our products other than these Terms, including recreational off-road driving, may potentially violate local, state or federal law. It is important to understand that Upgrade my Car (R-Trade GmbH) assumes no liability for the legality of using our products on public roads. The responsibility for compliance with applicable laws lies solely with the buyer. We strongly recommend that our customers familiarize themselves with the relevant legal regulations and comply with them before using our products.