DOC #CERT-9C04-2FCB-F4E9
13.09.2026
Performance Report
ECU Chiptuning — Stage 1
Document Date
13.09.2026
Mercedes-Benz GLK
X204 - 2008 - 2010 320 CDI 211hp Diesel
Original
211HP
510 Nm
Stage 1
260HP
600 Nm
+49 HP / +23% +90 Nm / +18%
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.