DOC #CERT-9FE8-8CE9-4E0E
09.09.2026
Performance Report
ECU Chiptuning — Stage 1
Document Date
09.09.2026
BMW 4 serie
f3233-2013-2016 m4 competition 450HP Petrol
Original
450HP
550 Nm
Stage 1
500HP
680 Nm
+50 HP / +11% +130 Nm / +24%
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.