DOC #CERT-AB7F-1783-45C8
08.09.2026
Performance Report
ECU Chiptuning — Stage 1
Document Date
08.09.2026
BMW 4 serie GC
F36 - 2014 - 2016 435i PP 339hp Petrol
Original
339HP
450 Nm
Stage 1
365HP
520 Nm
+26 HP / +8% +70 Nm / +16%
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.