Mercedes E-Class 213 RX1.2 (ME1-4) ASR Exhaust Flap Control

ASR flap control RX1.2 for Mercedes vehicles (type ME1–4)

Maximum control over the sound of your Mercedes.
With the ASR RX1.2 exhaust flap control, you can manually control your vehicle's exhaust flaps – independently of Drive Select. Using just one remote control, you decide when your vehicle sounds sporty or remains discreet.

Compatible models

• Mercedes E250 (series 213)

• Mercedes E300 (series 213)

• Mercedes E350 (series 213)

• Mercedes E400 (series 213)

• Mercedes E450 (series 213)

Your benefits

• Regardless of the driving profile: The sound follows your command – not the Drive Select.

• True series mode: Module can be completely deactivated, even after a restart. Ideal for workshops, service centers, or vehicle inspections.

• Freely programmable start mode: You decide which mode your vehicle starts in.

• No modifications to the CAN bus: No risk to other control units, no error messages.

• Plug & Play Installation: Original plug, no cable cutting, no power taps – simple and reversible.

Operation & Modes

The RX1.2 remembers the last setting or starts in your preferred mode if desired. Programming is conveniently done via the remote control – an acoustic signal (five opening and closing cycles) confirms successful setting.

Assembly

Plug & Play installation via vehicle-specific connectors directly on the exhaust flaps.
Recommended position: boot – optimal reception and protection from the elements.

Other features

• Can be reversed at any time without leaving a trace

• No interference with the CAN bus

• No error messages

• High-quality hand-held transmitter with brushed stainless steel front and long range

• Made in Germany – durable, reliable, precisely engineered

Notes

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

• For racing use only

• Do not keep the flaps completely closed during full-load driving.

• Installation is at your own risk.