DOC #CERT-923C-4B9E-D8AF
08.09.2026
Performance Report
ECU Chiptuning — Stage 1
Document Date
08.09.2026
Freightliner Classic
All MBE - 4000 - 12.8 370hp Diesel
Original
370HP
1828 Nm
Stage 1
420HP
2050 Nm
+50 HP / +14% +222 Nm / +12%
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.