DOC #CERT-24FD-A9B3-86AE
19.10.2026
Performance Report
ECU Chiptuning — Stage 1
Document Date
19.10.2026
GMC Savana
2003 -> • 4.8 V8 275hp • Petrol
Original
275HP
393 Nm
➤
Stage 1
295HP
415 Nm
▲ +20 HP / +7% ▲ +22 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.