Audi RS4 B9 CB2 ASR exhaust flap control

ASR CB2 exhaust flap control – Precise control for your exhaust flaps

Experience full control over the sound of your Audi RS – with the ASR flap control CB2.
This plug-&The Play control unit enables direct control of the exhaust flaps via the Drive Select system and the ESP button – completely without error messages or interventions in the vehicle software.

Compatible models

• Audi RS4 B9

• Audi RS4 B9 Facelift

• Audi RS5 B9

• Audi RS5 B9 Facelift

Features at a glance

Drive Select (Individual: Engine Sound):

• Dynamic: Flaps permanently open

• Car: Opens from 3000 rpm or 80% accelerator pedal position

• Comfort: Opens from 4500 rpm or 80% accelerator pedal position

Easy Switch (double click ESP):

• A double-click on the ESP button allows the flaps to be opened or closed independently of the driving profile.

• The automatic opening function at 4500 rpm remains unchanged.

SSA Memory:

• The module remembers the last state of the start-stop system and restores it the next time the vehicle is started.
  (Not available on all models.)

Series mode/Workshop mode:

• Activation and deactivation via key combination

• When deactivated, the vehicle remains completely stock.

Easy assembly

The installation is carried out Plug && Play – completely without coding.
The module is connected directly to the exhaust flaps and placed in the trunk.
The cables can be routed through existing openings.
The system is available at all times. Reversible without leaving any trace.

Other features

• Designed for electric flap systems

• Safe, continuous operation

• No error message in the error log

• Handheld transmitter with brushed stainless steel front and long range

• Made in Germany – Quality you can rely on

Notes

• Not approved for road use – for racing only

• Do not close flaps completely at full load

• Installation at your own risk

• No liability is accepted for damages.

• Product images may vary.

Scope of delivery

• ASR flap control CB2 module

• High-quality remote control

• Connection cable and installation instructions

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

We completely understand if you are unsure whether a part is compatible with your car. Therefore, we strongly recommend that you contact your vehicle manufacturer here. Inquiry to us Please contact us. Our friendly sales team will then get in touch with you to confirm if this part is the correct one you are looking for.

All our products come with a standard 2-year warranty. However, this depends on the type of product. See details below. here.

At Upgrade my Car (R-Trade GmbH), we place great importance on fully informing our customers about the intended use of our products. Please note that, unless otherwise specified, all our products are specifically designed for professional racing use. They are intended exclusively for use in competitions on racetracks sanctioned by an officially recognized racing organization. We would like to point out that any use of our products outside of these conditions, including recreational off-road driving, may potentially violate local, state, or federal laws. 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 complying with applicable laws lies solely with the purchaser. We strongly recommend that our customers familiarize themselves with and comply with the relevant legal regulations before using our products.