BMW M5 (G90, G99) RX1 (BE2) ASR exhaust flap control

ASR flap control RX1 – For BMW M5 (G90/G99) with two electric exhaust flaps
More control. More sound. More driving fun.

With the ASR RX1 exhaust valve control, you take manual control of your exhaust valves – regardless of the selected driving mode. The high-quality remote control enables direct, reliable operation and gives you complete freedom over the sound of your BMW.

Your advantages at a glance

• Regardless of Drive Select
  The sound follows your decision, not the driving profile.

• True series mode
  Module completely deactivated – even after restarting the vehicle. Ideal for workshops, service centers, or vehicle inspections.

• Freely programmable start mode
  Choose the mode in which your vehicle starts.

• No interference with the CAN bus
  No interference with other control units and no problems with software updates.

• Plug &Play Installation
  Perfectly fitting original connectors, no damage to the vehicle wiring.

Start mode – individually customizable

The start mode determines how the system reacts after the ignition is switched on.
By default, the last used mode is saved. If needed, you can program your preferred start mode in just a few seconds – simply and reliably confirmed by automatic flap movements.

Easy assembly

The installation is completely plug-in. &Play via the vehicle-specific connectors on the exhaust flaps. For optimal reception and protection from the elements, we recommend installation in the trunk. All cables are sufficiently long.

Other features

• Reversible without leaving any trace

• No entries in the error memory

• No modification to the standard CAN bus

High-quality remote control

• Elegant design with brushed stainless steel front

• Long range

• Pleasant feel and reliable operation

The RX1 is specifically designed for electric damper systems – for safe, long-lasting operation and maximum functionality.
Quality you can rely on. Made in Germany.

Notes

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

• For racing, show purposes or export only

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

• Installation at your own risk

• Failure to follow these instructions will void all liability.

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.