DOC #CERT-19D4-732E-B471
12.09.2026
Performance Report
ECU Chiptuning — Stage 1
Document Date
12.09.2026
Mercedes-Benz GLS
2015 - 2018 63 AMG 585hp Petrol
Original
585HP
760 Nm
Stage 1
635HP
935 Nm
+50 HP / +9% +175 Nm / +23%
Estimated Power and Torque Curve
Customer
Chassis
Date
Signature
Stamp
NOTICE: This document represents estimated values based on database information. It is not valid as official certification without the original handwritten signature and physical stamp of the authorized technician. Performance values may vary based on vehicle condition, fuel quality and operating environment.