DOC #CERT-D46E-0E5F-05BB
13.09.2026
Performance Report
ECU Chiptuning — Stage 1
Document Date
13.09.2026
Mercedes-Benz CLK
W209 - 2003 - 2009 CLK500 387hp Petrol
Original
387HP
530 Nm
Stage 1
407HP
550 Nm
+20 HP / +5% +20 Nm / +4%
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.