DOC #CERT-A103-88B6-9ECF
19.10.2026
Performance Report
ECU Chiptuning — Stage 1
Document Date
19.10.2026
BMW M3
E90 - 2005 - 2011 • 4.0 V8 - 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.