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- Porsche Boxster 986 2.5L 1997-99
- Porsche Boxster 986 2.7L 1999-02
- Porsche Boxster S 986 3.2L 1999-02
- Porsche Boxster 986 2.7L 2003-04
- Porsche Boxster S 986 3.2L 2003-04
- Porsche Boxster 987 2.7L 2005 -08/08
- Porsche Boxster 987 S 3.2/3.4L 2005-08/08
- Porsche 996 C2 3.4L 1997-08/01
- Porsche 996 C4 3.4L 1997-08/01
- Porsche 996 C2 3.6L 09/01-2005
- Porsche 996 C4 3.6L 09/01-2005
- Porsche 996 C4S 3.6L 09/01-2005
- Porsche 996 TURBO 2000-05
- Porsche 996 GT2 2001-05
- Porsche 996 GT3 MKI 1999-02
- Porsche 996 GT3 MKII 2003>>
- Porsche 996 GT3 RS 2003-04
- Porsche 997 MK1 Carrera 2 3.6L 2005-08
- Porsche 997 MK1 Carrera 2S 3.8L 2005-08
- Porsche 997 MK1 Carrera 4 3.6L 2005-08
- Porsche 997 MK1 Carrera 4S 3.8L 2005-08
- Porsche 997 MK1 TURBO 2007-09
- Porsche 997 MK1 GT3 2007-09
- Porsche 997 MK1 GT2 2007-09
- Porsche Cayman 2.7L 987C 2006-08
- Porsche Cayman S 3.4L 987C 2005-08
- Porsche 955 Cayenne 3.2L V6 2003-06
- Porsche 955 Cayenne S 4.5L V8 2003-06
- Porsche 955 Cayenne Turbo 4.5L 2003-06
- Porsche 955 Cayenne Turbo S 4.5L 2006>>
Vehicles with PCM 2.0/2.1. MOST ring requires activating if not already enabled.
Fits:
Porsche 911 (996/997)
Porsche 986 / 987 Boxster
Porsche 987 Cayman
Porsche 955 Cayenne
Features & Benefits:
• Plug and play, no cutting of wires required
• Allows connection of any audio device with 3.5mm headphone or RCA socket
• Please check the connections in the vehicle match the harness you are purchasing
For Installation Instructions CLICK HERE
Porsche Add-On AUX Interfaces - Simple Audio Input for Factory Multimedia Systems
Porsche Add-On AUX interfaces allow external audio devices—such as smartphones, MP3 players, or portable media sources—to connect directly to the factory infotainment system via a 3.5mm auxiliary input. Designed to retain the original head unit and interior appearance, AUX interfaces provide a straightforward, reliable solution for adding external audio playback to Porsche multimedia systems.
Available from Design911, Add-On AUX interfaces are ideal for restoring lost connectivity or upgrading older Porsche audio systems without replacing factory components.
What Do Porsche Add-On AUX Interfaces Do?
Add-On AUX interfaces enable analogue audio input through the factory sound system.
Core Functions:
- Connect external audio devices via AUX input
- Play music through factory speakers
- Retain OEM head unit and controls
- Provide a simple, plug-and-play audio solution
- Preserve factory interior appearance
They offer an easy way to expand audio functionality in vehicles without Bluetooth or USB support.
Why Do Add-On AUX Interfaces Fail?
AUX interfaces rely on wiring, connectors, and analogue signal paths that can degrade over time.
Common Causes of Failure:
- Worn or damaged AUX cables or connectors
- Internal wiring fatigue from vibration
- Oxidation or corrosion at connection points
- Compatibility issues with updated infotainment systems
- Damage during previous audio installations
Failure may result in crackling audio, intermittent sound, or complete loss of input.
When Should an Add-On AUX Interface Be Replaced?
- Porsche Add-On AUX interfaces should be replaced when:
- Audio signal becomes intermittent or distorted
- External devices are no longer recognised
- AUX input stops producing sound
- Upgrading to improved audio integration solutions
- Diagnosing unexplained sound input faults
Replacing a faulty interface restores clean, reliable external audio playback.
Highlights
- OEM-style Porsche audio input solutions
- Enables external audio playback via AUX
- Retains factory head unit and appearance
- Simple, reliable plug-and-play installation
- Ideal for audio system refresh or repair
