Audi S3 PCM | Audi S3 ECM | Audi S3 ECU

Flagship One takes great pride in offering top-notch, pre-programmed ECUs exclusively tailored for Audi S3 models. Our ECUs are meticulously programmed to align with your vehicle's unique VIN, guaranteeing seamless compatibility and delivering optimal performance. Additionally, we provide a complimentary lifetime warranty with every purchase, instilling complete confidence in your investment. Address any ECU-related issues in your Audi S3 with Flagship One today and witness the remarkable transformation it brings to your vehicle's performance.

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All Audi S3 PCM (Powertrain Control Module) Audi S3 ECM (Engine Control Module) & Audi S3 ECU (Electronic Control Unit) from Flagship One, Inc. are precisely programmed and flashed to meet your vehicle's specific requirements.

Our Audi S3 PCM, Audi S3 ECM and Audi S3 ECU units that are labeled plug & play will not require any additional programming. All of our control units are OEM, meaning you will get your vehicles original module. Feel free to chat with one of our agents regarding any ECU testing or ECU repair.