Description
Take full control of your Audi RS3’s exhaust system with the SST Exhaust Flap / Valve Control Unit, engineered and manufactured in Germany for precision performance. This plug-and-play system allows you to manually adjust the exhaust flaps for enhanced sound and driving dynamics — offering a perfect balance between everyday comfort and motorsport intensity.
Designed for left-hand drive Audi RS3 Type 8Y models (from 2021 onward), this intelligent control system integrates seamlessly with OEM electronics and supports both factory and sports exhaust configurations.
Product Features
- Selectable Driving Modes:
- Sport Mode: Flaps permanently open for maximum exhaust sound and performance.
- Comfort Mode: Flaps remain closed for a refined, quiet drive.
- Factory Mode: Restores the OEM exhaust flap operation.
- Freestyle Mode: Flaps can be set to 25%, 50%, or 75% open — allowing a fully customizable exhaust tone.
- DELUXE Control Included: Adds built-in flap diagnostics to continuously monitor exhaust flap function. Detects malfunctions such as jamming or restricted movement and reports them to the vehicle system.
- Smart Memory Function: Choose whether the unit remembers the last used mode or defaults to a preferred one on startup.
- OEM Integration: 100% compatibility with vehicle electronics; no error codes or modifications required.
- Plug-and-Play Setup: Delivered pre-assembled and pre-programmed with illustrated installation and operation instructions.
- Compact, Discreet Design: 72 × 50 × 21 mm module — fully concealed in the driver’s footwell (LHD).
- Energy Efficient: Draws no power when turned off and does not interfere with onboard electronics.
Vehicle Compatibility
- Brand: Audi
- Model: RS3
- Type: 8Y (Left-Hand Drive)
- Power Output: 294 kW / 394 hp, 299 kW / 401 hp
- Years of Manufacture: 2021–2025
- Control Unit Type: AKS.8YRL
- Protection Class: IP50 (dust protected)
Origin: Made in Germany
Number of Controlled Flaps: 2
Installation Location: Driver’s footwell (left side, invisible after installation)
Legal Notice
For racing, show, or export use only. Installation on vehicles with ABE/road approval within the EU will void the vehicle’s operating license. Please consult local regulations before installation.
Key Advantages
- Complete control over exhaust sound and flap operation
- Customizable Freestyle mode for unique sound profiles
- Seamless OEM integration without error codes
- Intelligent flap diagnostics (DELUXE version)
- German precision engineering and build quality
- Simple plug-and-play installation
