BMW 850i (G14/G15/G16) RX1 (BE2) ASR exhaust flap control

BMW M8 (F91, F92) &850i (G14/G15/G16) – RX1 (BE2) ASR Exhaust Flap Control

Experience complete control over the sound of your BMW!
With the RX1 (BE2) ASR Exhaust Valve Control You can manually control your exhaust flaps at any time – regardless of the driving mode. Thanks to the intuitive remote control, you can determine the settings. She, when you want your vehicle to sound subtle or sporty.

Your advantages at a glance:

• Regardless of Drive Select: You decide on the sound, not the driving profile.

• True series mode: The system remains deactivated during workshop, service or TÜV appointments.

• Freely programmable start mode: You decide how your BMW sounds when it starts up.

• No interference with the CAN bus: Safe operation without risk to other control units.

• Plug &Play Installation: Original plugs, no cable cutting, no wire taps.

• 100% reversible: Dismantling is possible at any time without leaving any trace.

Start mode – individually programmable

The start mode determines the state in which the system is active when the vehicle starts.
Whether it's the last state or preferred mode – configuration is conveniently done via the remote control. Simple LED and flap feedback confirms successful programming.

Assembly

The installation is carried out Plug && Play with vehicle-specific connectors.
For optimal reception, we recommend installation in the trunk – all cables are a perfect fit and sufficiently long.

Handheld transmitter – elegant design, maximum control

• High-quality stainless steel front

• Compact, robust design

• Long range

Technical Highlights

• Standalone system without CAN bus intervention

• No error messages in the system

• Safe, continuous operation

• Made in Germany – Quality and precision

Notes:

• Not permitted for use on public roads – exclusively for racing.

• Do not close flaps completely at full load.

• Installation is at your own risk.

• No liability is accepted for improper installation or use.

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.