Integrated Engineering IE Audi 2.0T TSI Gen 3 Performance ECU Tune Audi A4/A5 B9 17-20 Cat Converter In order to upgrade your

In order to upgrade your 1

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Integrated Engineering IE Audi 2.0T TSI Gen 3 Performance ECU Tune Audi A4/A5 B9 17-20 Cat Converter In order to upgrade yourDESCRIPTION Your ECU (Engine Control Module) is a computer loaded with maps to control the operating conditions of your Audi 2. 0T engine. The factory calibration is designed to function with stock installed hardware, meet new car regulated standards, and de powered to not compete with higher performance models. IE's motorsport recalibration brings your engine to life by unleashing its full performance potential on stock hardware or to match your