BMW 4 Series F-Series RX1 (BE1) ASR exhaust flap control

ASR flap control RX1 for BMW vehicles with electric exhaust flap (type BE1)
Experience full control over the sound of your BMW – with the ASR flap control RX1This high-quality control unit allows you to control the exhaust flaps of your vehicle. manually via remote control to control – regardless of the selected driving mode. This allows you to decide at any time whether you prefer discreet comfort or a sporty sound.

Advantages of the ASR RX1 at a glance

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

• True series mode: For workshop, vehicle inspection or service – also active after restarting.

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

• No CAN bus connection: Safe operation without interfering with the vehicle software.

• Plug &Play Montage: Original connector, no cable damage, reversible.

• Made in Germany: Designed and manufactured for maximum reliability.

Operating modes

The RX1 offers flexible startup and sound settings. You can program the startup mode individually – either saving the last state or specifying a fixed sound mode. The system automatically confirms successful programming through flap movements.

Assembly

The installation is carried out simple and without a trace via plug && Play. Thanks to vehicle-specific connectors, no cutting or soldering is necessary. For optimal reception, we recommend installation in the trunk – the long connection cable is already designed for this purpose.

Handheld transmitter

• Elegant design with brushed stainless steel front

• Long range

• Precise and reliable control

The ASR flap control RX1 was specially developed for BMW models with an electric exhaust flap and guarantees a safe, durable and maintenance-free operation.

Choose quality – Made in Germany.

Compatible BMW models

125i, 135i, 140i (F20/F21)
225i (F45)
228i, 235i, 240i (F22/F23)
M2 F87/M2 Competition (F87)
328i, 335i (F30/F31/F34/F35)
330i, 340i (F30/F31)
428i, 430i, 435i, 440i (F32/F33/F36)
530i, 540i (G30) – Not for M Performance exhaust system
X1 25i, 28i (F48)
X5 28i, 35i, 40i, 50i (F15)
X6 28i, 35i, 50i (F16)

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.