DOC #CERT-55FF-1630-069E
08.09.2026
Performance Report
ECU Chiptuning — Stage 1
Document Date
08.09.2026
BMW 5 serie
f1011-2010-2016 528i 245HP Petrol
Original
245HP
350 Nm
Stage 1
280HP
430 Nm
+35 HP / +14% +80 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.