DOC #CERT-534E-7B7A-D02B
08.09.2026
Performance Report
ECU Chiptuning — Stage 1
Document Date
08.09.2026
Porsche Panamera
970 - 2013 - 2016 4S 4.8i 420hp Petrol
Original
420HP
520 Nm
Stage 1
440HP
540 Nm
+20 HP / +5% +20 Nm / +4%
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.