DOC #CERT-0B25-A27A-DBA0
07.09.2026
Performance Report
ECU Chiptuning — Stage 1
Document Date
07.09.2026
BMW 3 serie
E90/E91 - 2005 - 2010 M3 420hp Petrol
Original
420HP
400 Nm
Stage 1
440HP
430 Nm
+20 HP / +5% +30 Nm / +8%
Estimated Power and Torque Curve
Stage 2 Available
446 HP / 450 Nm
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.