Mercedes C-Class (205) Facelift RX1.2 (ML1) ASR Exhaust Flap Control

ASR Flap Control RX1.2 – For Mercedes C200 && C300 (205) Facelift

Experience full control over the sound of your Mercedes – with the ASR flap control RX1.2.
The module will directly to the actuator of the exhaust flap connected in the rear silencer area and allows you to control the exhaust flaps manually via remote control to control it. This way you decide for yourself when your vehicle should sound subtle or sporty.

Advantages at a glance

• Regardless of Drive Select – You determine the sound, not the driving profile.

• True serial mode – Deactivated module remains off even after vehicle restart – ideal for workshops, service or vehicle inspections.

• Freely programmable start mode – Customize how your vehicle sounds when starting.

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

• Plug &Play Installation – Vehicle-specific original connectors, no cutting or soldering required.

• Reversible at any time – Without leaving any traces or error messages.

Operating modes

• Start mode: Choose whether to activate the last state or a fixed mode at startup.

• Simple programming: Mode change and initial configuration via the handheld transmitter in seconds.

Handheld transmitter

• High-quality optics with brushed stainless steel front

• Long range and reliable signal transmission

Assembly

The assembly takes place Simply plug and playThanks to vehicle-specific connectors, the module can be connected directly to the exhaust flaps.
Recommended position: trunk, for optimal reception and protection from the elements.

Technical features

• No error message in memory

• No modifications to the original wiring harness

• Made in Germany – durable, tested quality

Notes

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

• Only for the Racing operations

• Installation is at your own risk.

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

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.