AUDI · VL381 ECU

AUDI A4 VL381 tuning files

The AUDI A4 on the VL381, mapped from stock file to finished result. The matched variants sit between 143 and 252 HP from the factory. 10 distinct variants are catalogued here. Stage 1 and Stage 2 are the safe starting points for this platform. Your file is built against the exact ECU software on the car, then operator-verified.

Upload your file →All A4 coverage

Available solutions

What we can run on the VL381 for this vehicle — the precise options narrow down by engine and software version.

Stage 1 Stage 2

Engine variants & ECU software

10 distinct variants for the AUDI A4 on the VL381 ECU. Reference the engine and controller software when you upload.

Variant 1

ECU

Catalog engine: 2000 252HP
Generation: B9 Mk1 07/2015-2019
Matched gains engine: 2.0 TFSI 252
Controller brand: TEMIC
ECU: VL381
Stock power: 252 HP
Stage 1 power: 290 HP
Power increase: +38 HP (+15%)
Stock torque: 370 Nm
Stage 1 torque: 440 Nm
Torque increase: +70 Nm (+19%)

Variant 2

ECU

Catalog engine: 3000 218HP
Controller brand: TEMIC
ECU: VL381
Stock power: 218 HP

Variant 3

ECU

Catalog engine: 2000 190HP
Controller brand: TEMIC
ECU: VL381
Stock power: 190 HP

Variant 4

ECU

Catalog engine: 2000 177HP
Generation: B8 Mk2 2012-2015
Matched gains engine: 2.0 TDI 177
Controller brand: TEMIC
ECU: VL381
Stock power: 177 HP
Stage 1 power: 210 HP
Power increase: +33 HP (+19%)
Stock torque: 380 Nm
Stage 1 torque: 430 Nm
Torque increase: +50 Nm (+13%)

Variant 5

ECU

Catalog engine: 2000 177HP
Engine code: CAGA
Generation: B8 Mk2 2012-2015
Matched gains engine: 2.0 TDI 177
Controller brand: TEMIC
ECU: VL381
Stock power: 177 HP
Stage 1 power: 210 HP
Power increase: +33 HP (+19%)
Stock torque: 380 Nm
Stage 1 torque: 430 Nm
Torque increase: +50 Nm (+13%)
Calibration: 8K0927155AF_

Variant 6

ECU

Catalog engine: 1800 160HP
Generation: B8 Mk1 2008-2011
Matched gains engine: 1.8 TFSI 160
Controller brand: TEMIC
ECU: VL381
Stock power: 160 HP
Stage 1 power: 210 HP
Power increase: +50 HP (+31%)
Stock torque: 250 Nm
Stage 1 torque: 310 Nm
Torque increase: +60 Nm (+24%)

Variant 7

ECU

Catalog engine: 2000 143HP
Engine code: CAGA
Controller brand: TEMIC
ECU: VL381
Stock power: 143 HP

Variant 8

ECU

Catalog engine: 2000 143HP
Engine code: CAGA
Controller brand: TEMIC
ECU: VL381
Stock power: 143 HP
Calibration: 8K0927155AF_

Variant 9

ECU

Catalog engine: 2000 143HP
Engine code: CAGA
Controller brand: TEMIC
ECU: VL381
Stock power: 143 HP
Calibration: 8K2927155L_0002

Variant 10

ECU

Catalog engine: 2000 143HP
Engine code: CAGA
Controller brand: TEMIC
ECU: VL381
Stock power: 143 HP
Calibration: 8K0927155C

Related vehicles

Other vehicles built on the VL381 controller or the same engine — handy when a platform spans several models and makes.

Questions, answered.

Which tuning solutions are available for the AUDI A4 on the VL381?

Stage 1, Stage 2. The exact set depends on the specific engine and software version.

Do you cover the VL381 ECU software on this model?

Yes — the AUDI A4 on the VL381 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.