Audi S3 8P RX1 ASR exhaust flap control (U1)

ASR flap control RX1 – Audi && VW (Vacuum system type U1)

Full control over the sound of your vehicle – at the touch of a button.

With the ASR flap control RX1 Control your exhaust flaps manually using a high-quality remote control. The system remembers the last selected mode and automatically restores it the next time you start the vehicle – for a seamless driving experience tailored to your preferences.

Your advantages at a glance

• Regardless of Drive Select: You determine the sound – not the driving profile.

• True series mode: The module can be completely deactivated, ideal for workshops, vehicle inspections or service.

• Freely programmable start mode: You decide which sound mode your vehicle starts in.

• No interference with the CAN bus: No interference with other control units or software updates.

• Plug &Play Installation: Original plugs, no cable damage, no power thieves.

• Reversible && traceless: Can be returned to its original factory settings at any time.

Modes and functions

The RX1 offers several operating modes that you can program individually:

• Last state: The system starts in the last selected mode.

• Individual start mode: The desired mode can be permanently saved by pressing a button.

• Visual feedback: Opening and closing the flaps five times confirms successful programming.

Easy assembly

The assembly takes place Plug && Play Simply connect it to the existing diverter valve. No soldering, no coding, no system errors.

Handheld transmitter with premium design

• Elegant brushed stainless steel front

• Long range for reliable control

• Compact design and pleasant feel

Quality you can rely on

Brand product Made in Germany – developed and manufactured to the highest quality standards.

Notes

• Not permitted under the German Road Traffic Regulations (StVO).

• For use on racetracks only

• The flap should not be completely closed at full load.

• Installation at your own risk – no liability for consequential damages

compatibility

• Audi S3 8P

We receive a large number of custom orders and requests every day, 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 here to our sales teamto check stock before making your purchase.

We fully understand if you are unsure whether a part is compatible with your car. Therefore, we strongly recommend that you contact your Inquiry to us Our friendly sales team will then contact you to confirm if this part is the right one you are looking for.

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

At Upgrade my Car (R-Trade GmbH), we take great care to fully inform our customers 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 competitions on race tracks sanctioned by an officially recognized racing organization. We would like to point out that any use of our products outside of these terms and conditions, including recreational off-road use, 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 compliance with applicable laws lies solely with the purchaser. We strongly recommend that our customers familiarize themselves with and comply with applicable legal regulations before using our products.