X156 - 2017 - 2019
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Order This File Ask a QuestionThe Mercedes GLA 45 AMG 381hp (X156 - 2017 - 2019) produces 381bhp and 475Nm in standard form. Our Stage 1 ECU tuning file raises output to 420bhp and 540Nm, a gain of 39bhp and 65Nm, with no hardware modifications required. The file is delivered through the ByteFlash Portal and is ready to write to the vehicle.