DOC #CERT-B908-464D-6C4A
11.09.2026
Performance Report
ECU Chiptuning — Stage 1
Document Date
11.09.2026
Porsche 911
2004 - 2011 ( 997 ) 3.8i Turbo 500hp Petrol
Original
500HP
650 Nm
Stage 1
550HP
740 Nm
+50 HP / +10% +90 Nm / +14%
Estimated Power and Torque Curve
Stage 2 Available
580 HP / 800 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.