See all parts that fit your 2018 A3
Install a New Car Stereo and Retain the Factory Antenna in select 2005-2020 vehicles from Nissan, Infiniti, Suzuki
Product highlights
• Antenna adapter for aftermarket stereos
• Compatible with select 2005-2020 vehicles from Nissan, Infiniti, Suzuki
• Retains the factory antenna
• Plugs into the factory harness
Please use our Fitment Guide to determine specific compatibility for the submodel and audio features
The vehicle you have selected 2018 Audi A3 is not compatible. Change vehicle or See list of compatible similar products
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Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:
Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.
