BMW M2 F87 RX1 (BE2) ASR exhaust flap control

RX1 (BE2) exhaust flap control – BMW M-Series

Full control over the sound of your BMW M Performance.
With the RX1 (BE2) exhaust flap control, you take full control of your vehicle's sound – regardless of the selected driving mode. The system is conveniently operated via remote control and allows you to manually open or close the exhaust flaps at any time. This way, you decide when your BMW sounds quiet or loud.

Compatible models

BMW M2 F87, M2 Competition && M2 CS
BMW M3 (F80/G80)
BMW M4 (F82/F83/G82/G83)
BMW X3 M &X3 M Competition (G01)
BMW X4 M &X4 M Competition (G02)
BMW X5 M (F85/F95), X5 40e/50i (F15)
BMW X6 M (F86/F96), X6 50i/M50i (F16/G06)
BMW M5 (F90), 550i (G30), 750i (G11), 850i (G14/G15/G16), M8 (F91/F92)

Your advantages at a glance

• Manual control independent of Drive Select
  You determine the sound – not the driving profile.

• True serial mode (module disabled)
  Ideal for workshops, vehicle inspections or servicing – no need to revert to a previous state.

• Freely programmable start mode
  Choose how your vehicle sounds when starting up.

• No interference with the CAN bus
  No risk to other control units, no impairment from software updates.

• Plug &Play Installation
  Vehicle-specific connectors, no cable damage, no power thieves.

Assembly && Operation

The installation is carried out simple and reversible via plug && Play. The control unit is connected directly to the existing changeover valve – without any changes to the vehicle wiring.

Handheld transmitter:

• Elegant design with brushed stainless steel front

• Long range and reliable signal transmission

The RX1 system is specifically designed for electric exhaust valves and ensures safe, long-lasting operation – Made in Germany.

Notes

• Not approved under the German Road Traffic Act (StVZO) – Intended for racing use only

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

• Installation at your own risk

• No liability is accepted for damage resulting from improper installation.

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.