

ASR Component
Mercedes GLA 35 AMG (H247) RX1.2 ASR exhaust flap control
Versandfertig in ca. 1-3 Tage
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Versandfertig in ca. 1-3 Tage
Versandfertig in ca. 1-3 Tage
ASR flap control RX1.2 for Mercedes AMG – full control over the sound
With the ASR flap control RX1.2 Get the most out of your Mercedes. The system allows you to... Manually control electric exhaust flap – regardless of Drive Select and entirely according to your taste.
Compatible with the following models GLA 45(S) and GLA 35 AMG (H247), the module Plug && Play Connect directly to the actuator in the rear silencer area – without interfering with the CAN bus or changes to the vehicle software.
Your advantages at a glance
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Regardless of Drive Select: You determine the sound, not the driving profile.
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True production mode: For workshop, service or MOT – remains even after restarting.
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Freely programmable start mode: Decide for yourself how your vehicle sounds when starting.
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Plug && Play: Original plugs, no cable cutting, no power taps.
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secure &Reversible: No interference with the CAN bus, no error messages.
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Made in Germany: High-quality workmanship for long-lasting performance.
Operating modes
The Start mode It can be individually programmed – either the module saves the last state or starts in a desired mode.
This way you always retain full control over your flap control – simply via Handheld transmitter with a high-quality stainless steel front and long range.
Easy assembly
The assembly takes place Plug && Play with vehicle-specific connectors. For optimal reception, we recommend placing the module in the trunk. The cable lengths are ideally suited for this purpose.
The system is available at all times. Reversible, without leaving a trace.
Notes
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Not approved under German road traffic regulations – for racing use only.
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The flaps should not be completely closed at full load.
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Installation at your own risk.
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No liability is accepted for failure to heed these instructions.
Rely on quality and precision – ASR flap control RX1.2: Technology that inspires.
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.





