DOC #CERT-A3DD-B5C8-4392
08.09.2026
Performance Report
ECU Chiptuning — Stage 1
Document Date
08.09.2026
Holden Colorado
All 2.8 181hp Diesel
Original
181HP
500 Nm
Stage 1
200HP
530 Nm
+19 HP / +10% +30 Nm / +6%
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.