2019 ->
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Order This File Ask a QuestionThe Audi S7 2.9 TFSI 450hp (2019 ->) produces 450bhp and 600Nm in standard form. Our Stage 1 ECU tuning file raises output to 540bhp and 780Nm, a gain of 90bhp and 180Nm, with no hardware modifications required. The file is delivered through the ByteFlash Portal and is ready to write to the vehicle.