Audi S4 PCM | Audi S4 ECM | Audi S4 ECU

Flagship One's pre-programmed ECUs are designed specifically for Audi S4 models. Our ECUs are meticulously programmed to match your vehicle's VIN, ensuring flawless compatibility and optimizing performance. To further instill confidence in your purchase, we provide a complimentary lifetime warranty. Don't let ECU-related issues hinder your Audi S4 any longer. Upgrade your ECU with Flagship One today and experience the remarkable transformation it brings to your vehicle's performance.

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All Audi S4 PCM (Powertrain Control Module) Audi S4 ECM (Engine Control Module) & Audi S4 ECU (Electronic Control Unit) from Flagship One, Inc. are precisely programmed and flashed to meet your vehicle's specific requirements.

Our Audi S4 PCM, Audi S4 ECM and Audi S4 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.