Mercedes-Benz S-Class (223) RX1.2 (ML2) ASR Exhaust Flap Control

ASR RX1.2 exhaust flap control for Mercedes – full control over the sound

Experience pure performance – with the ASR RX1.2 flap control for Mercedes-Benz models with two electric exhaust flaps (type ML2).
The module is connected directly to the actuators of the exhaust flaps in the rear silencer area – complete plug && Play and without interfering with the CAN bus.

Compatible with:

S500, S580, S680, S63 e (Class 223)

Maximum control over your vehicle sound

With the ASR RX1.2 you have the choice: Whether discreet in Comfort mode or emotional in Sport mode – You decide when your exhaust flaps open or close.
The controls are conveniently operated via Handheld transmitter with elegant stainless steel front and long range.

Your advantages at a glance

• Regardless of Drive Select: The sound does not depend on the driving profile.

• True series mode: Ideal for workshops, vehicle inspections or service centers

• Freely programmable start mode: Choose how your vehicle sounds – right from the start.

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

• Plug && Play: Easy installation with original connectors, no cable damage

• Reversible without leaving any trace: For a clean, safe installation

Assembly

The installation is uncomplicated and reversible.
Recommended position: trunk – for optimal reception and protection from the elements.
All cables are sufficiently long, and vehicle-specific connectors are included.

Handheld transmitter

• Elegant design with brushed stainless steel front

• Long radio range

• Precise control at the touch of a button

Technical Highlights

• Standalone system without CAN bus connection

• No error messages

• Safe operation specifically for electric flap systems

• Designed and manufactured in Germany

Notes

• Not approved for road use (for racing purposes only)

• Installation at your own risk

• At full load, the flaps should not completely closed be

Made in Germany – Quality that convinces

With the ASR flap control RX1.2 You will receive a high-quality, durable branded product that combines uncompromising performance and ease of use.

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.