Audi auxiliary input interface PIE AUD-AUX

The PIE AUD-AUX is a factory integration adapter that adds an auxiliary audio input to select Audi vehicles. Designed to connect directly to your factory radio, it allows you to play music from any portable device — such as smartphones, MP3 players, or tablets — through your original Audi stereo system.

This adapter is a perfect solution for Audi owners who want to expand their factory system’s capabilities without replacing the OEM radio. Installation is quick and simple, with plug-and-play functionality that requires no cutting or splicing of wires.

🔧 Key Features

• Part number: PIE AUD-AUX

• Provides a 3.5mm auxiliary input to factory Audi radios

• Direct plug-and-play connection — no modification needed

• Maintains original factory radio and steering wheel functions

• Compatible with most external audio sources (smartphones, MP3 players, tablets)

• Delivers clear, static-free sound directly through the OEM system

🚗 Vehicle Compatibility

The PIE AUD-AUX adapter is designed for select Audi vehicles 2002 and newer, equipped with radios that support external CD changer or AUX inputs.

(Not compatible with 2002 or 2003 Audi models — for 2004 and up only.)