Ferrari SF90 RX1 (Type FE2-4R) ASR Exhaust Valve Control

Ferrari SF90 RX1 (Type FE2-4R) – ASR exhaust flap control

Experience full control over the sound of your Ferrari SF90!
With the ASR RX1 exhaust flap control (type FE2-4R), you can easily control your exhaust flaps manually – conveniently via remote control. Decide for yourself when your Ferrari should unleash its full sound.

Your advantages at a glance

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

• True production mode: Can be deactivated even after the vehicle has started – ideal for workshops, service and vehicle inspections.

• Freely programmable start mode: Define how your Ferrari sounds when starting up.

• Plug & Play Installation: Original connectors, no cable damage, no interference with the CAN bus.

• Software-safe: No interference from vehicle updates or other control units.

• Reversible: Can be removed at any time without leaving a trace.

Start mode & control

The RX1 module remembers the last selected mode or, if desired, always starts in a state defined by you.
Programming is conveniently done via the handheld transmitter.
Simple, safe and reliable – Made in Germany.

Handheld transmitter

• Elegant design with brushed stainless steel front

• Long range

• Precise switching operations

Assembly

Installation is plug and play via vehicle-specific connectors directly on the exhaust flaps.
Recommended position: Trunk – optimal reception, protected from the elements.
No soldering, no cutting, no risk.

Technical notes

• No modification to the standard CAN bus

• No error messages in memory

• Designed for electric flap systems

• Continuously safe operation

A notice:
Not permitted under the German Road Traffic Regulations (StVO).
For racing use only.
Installation is at your own risk.
The flaps should not be completely closed at full load.