DOC #CERT-C660-6B2C-5C9C
21.10.2026
Performance Report
ECU Chiptuning — Stage 1
Document Date
21.10.2026
Audi S8
2012 - 2018 • 4.0 TFSI 520hp • Petrol
Original
520HP
650 Nm
➤
Stage 1
680HP
900 Nm
▲ +160 HP / +31% ▲ +250 Nm / +38%
Estimated Power and Torque Curve
Stage 2 Available
720 HP / 1000 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.