AUDI · MSE8.0 ECU · petrol

AUDI A8 MSE8.0 tuning files

Everything we work with on the AUDI A8 fitted with the MSE8.0. Stock output across the matched variants spans 340–340 HP. On this petrol engine the focus is sharper throttle and useful, repeatable gains. Every file is matched to the exact calibration on your vehicle and signed off by an operator.

Available solutions

Applicable work for the MSE8.0 on this petrol. The available set firms up once the exact engine and software are known.

Engine variants & ECU software

1 distinct variant for the AUDI A8 on the MSE8.0 ECU. Reference the engine and controller software when you upload.

Variant 1

ECU
Catalog engine
4200 V8 340HP
Generation
2018-
Matched gains engine
55 TFSI (3.0T) 340
Controller brand
BOSCH
ECU
MSE8.0
Stock power
340 HP
Stage 1 power
400 HP
Power increase
+60 HP (+18%)
Stock torque
500 Nm
Stage 1 torque
650 Nm
Torque increase
+150 Nm (+30%)
ECU SW
M346_G04
ECU HW
B01A04120
SW upgrade
A123456789
Calibration
A123456789

Related vehicles

Other vehicles built on the MSE8.0 controller or the same engine — handy when a platform spans several models and makes.

Questions, answered.

Which tuning solutions are available for the AUDI A8 on the MSE8.0?

Stage 1, Stage 2, Swirl Flaps Off, Lambda / O2, OPF/GPF Off. The exact set depends on the specific engine and software version.

Do you cover the MSE8.0 ECU software on this model?

Yes — the AUDI A8 on the MSE8.0 ECU is part of the catalog. Upload your original file and it is matched to the right calibration before any work is done.

How is the file delivered?

Through the TuningBay workflow with operator validation and one safe, sensible result per job. Files we deliver, we stand behind.

AUDI A8 MSE8.0 ECU Tuning Files | TuningBay