Porsche Macan S from 2018 (facelift models only) RX1 ASR exhaust flap control

RX1 (PE1-4R) ASR exhaust flap control – Porsche Macan S from 2018 (facelift)

Experience the sound of your Porsche Macan S exactly the way you want it – anytime and regardless of the driving mode. With the RX1 (PE1-4R) ASR exhaust flap control, you take full control of your exhaust flaps – simply via remote control.

This control unit is vehicle-specific and compatible with the Porsche Macan S from model year 2018 onwards (facelift models only) . It offers maximum flexibility, uncompromising safety and easy installation – plug & play without any modifications to the vehicle's software.

Your advantages at a glance

• Manual control of the exhaust flaps via remote control

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

• True stock mode even after the vehicle starts – ideal for workshops, vehicle inspections or servicing.

• Freely programmable startup mode – choose your preferred sound at startup.

• No interference with the CAN bus – no risk to other control units

• Update-safe – vehicle software updates do not affect the function.

• Plug & Play installation with original connectors – no cable damage, no power taps

• Reversible without leaving a trace – can be restored to its original condition at any time

Functions & Operation

The start mode can be individually programmed:

• Last state: Device remembers the last selected mode

• Fixed start mode: Simply teach the desired setting – confirmed by opening/closing the flaps 5 times.

This way you can always start your vehicle with the sound you want.

Easy assembly

Installation is plug and play using vehicle-specific connectors directly on the exhaust flaps.
We recommend installation in the trunk – optimal reception, protected installation. The cables are generously sized.

Technical Highlights

• No modification to the standard CAN bus

• No error messages in the error log

• Reversible at any time

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

This module was specifically designed for electric flap systems – for safe, durable and trouble-free operation .

Quality “Made in Germany”

Focus on precision, safety, and reliability.
ASR exhaust flap controls – developed and produced in Germany.

Notes

• Not permitted under the German Road Traffic Act (StVZO).

• For racing use only

• Do not close flaps completely during full-load driving.

• Installation at your own risk – no liability for failure to heed the warning