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Audi A8
4.0 TFSI 435hp ( 435 PS / 320 kW ) — Tuning File

435 PS stock power · D4 - 2010 - 2016 (2010-2016) · Gasoline
Vehicle Data
BrandAudi
ModelA8
GenerationD4 - 2010 - 2016
Year2010-2016
FuelGasoline
Displacement3,993.0 L
Engine CodeCTGA
ECUBosch MED17.1.1
Stock Power435 PS
Stock Torque600 Nm
Tuning Potential
STAGE1
540 PS +105
Power
800 Nm +200
Torque
+105 PS
Gain
STAGE2
572 PS +137
Power
860 Nm +260
Torque
+137 PS
Gain
Available Options
Exhaust flaps open Lambda OFF Pop & Bang Start Stop OFF Vmax OFF
ECU Remap — Audi A8 4.0 TFSI 435hp ( 435 PS / 320 kW )

The Audi A8 4.0 TFSI 435hp ( 435 PS / 320 kW ) (Gasoline, 435 PS) can be tuned with a Stage 1 ECU remap to 540 PS — a gain of +105 PS without any hardware modifications. Our tuning files target the original ECU software and optimise parameters such as injection timing, boost pressure and fuel maps to unlock the full performance potential.

All tuning files at ecufiles.io are developed and tested by experienced engineers. The original ECU file is always preserved — the remap is 100% reversible at any time.

Frequently Asked Questions
What does an ECU remap do on the Audi A8 4.0 TFSI 435hp ( 435 PS / 320 kW )?
An ECU remap (chiptuning) modifies the engine control unit software to optimise parameters like injection timing, turbo boost pressure and fuel delivery. On the 4.0 TFSI 435hp ( 435 PS / 320 kW ), this typically results in more power, better throttle response and improved fuel efficiency at part load.
How much power gain is possible with Stage 1 on the 4.0 TFSI 435hp ( 435 PS / 320 kW )?
Stage 1 brings the 4.0 TFSI 435hp ( 435 PS / 320 kW ) from 435 PS to 540 PS — a gain of +105 PS. No hardware modifications are required, making it the most popular and cost-effective tuning option.
Is chiptuning reversible on the Audi A8?
Yes. We always save the original ECU file before applying any remap. The tuning can be fully reversed to factory settings at any time.
How fast do I receive the tuning file?
We process orders Monday to Friday from 08:00–20:00 and Saturday from 10:00–16:00. Most tuning files for the Audi A8 are delivered within 1–3 hours after uploading your original file.

Order Tuning File for Audi A8

Upload your original file — we deliver the right tuning file for your 4.0 TFSI 435hp ( 435 PS / 320 kW ). Fast, secure, credit-based. B2B access for chiptuning professionals.

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