DOC #CERT-5ACA-556E-7E48
07.09.2026
Performance Report
ECU Chiptuning — Stage 1
Document Date
07.09.2026
Oldsmobile Bravada
2002 - 2004 4.2i 270hp Petrol
Original
270HP
373 Nm
Stage 1
290HP
400 Nm
+20 HP / +7% +27 Nm / +7%
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.