AUDI · DL501 TCU

AUDI S4 DL501 tuning files

The AUDI S4 on the DL501, mapped from stock file to finished result. The matched variants sit between 333 and 333 HP from the factory. Stage 1 and Stage 2 are the safe starting points for this platform. Each file is tied to the precise software on your car and checked before it goes out.

Upload your file →All S4 coverage

Available solutions

Solutions that apply to the DL501 on this vehicle platform. The exact set depends on the specific engine and software version.

Gearbox / TCU tuningLaunch controlFaster shift timesRaised torque limiter

Engine variants & TCU software

47 distinct variants for the AUDI S4 on the DL501 TCU. Reference the engine and controller software when you upload.

Variant 1

TCU

Catalog engine: 3000 333HP
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
SW upgrade: 8R0927156T_0013
Calibration: 8R0927156T_0013

Variant 2

TCU

Catalog engine: 3000 333HP
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
TCU SW: A02087
TCU HW: 0B5927156E
SW upgrade: 8K1927156AF_0003
Calibration: 8K1927156AF_0003

Variant 3

TCU

Catalog engine: 3000 333HP
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)

Variant 4

TCU

Catalog engine: 3000 333HP
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
SW upgrade: 8R0927156R_0015
Calibration: 8R0927156R_0015

Variant 5

TCU

Catalog engine: 3000 333HP
Engine code: CEPA
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
TCU SW: A02044
TCU HW: 0B5927156D
SW upgrade: 8K0927156H_0009
Calibration: 8K0927156H_0009

Variant 6

TCU

Catalog engine: 3000 333HP
Engine code: CEPA
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
TCU SW: A02044
TCU HW: 0B5927156E
SW upgrade: 8R0927156L_0002
Calibration: 8R0927156L_0002

Variant 7

TCU

Catalog engine: 3000 333HP
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
SW upgrade: 8K1927156AC_0004
Calibration: 8K1927156AC_0004

Variant 8

TCU

Catalog engine: 3000 333HP
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
SW upgrade: 8R0927156AD_0002
Calibration: 8R0927156AD_0002

Variant 9

TCU

Catalog engine: 3000 333HP
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
SW upgrade: 8K1927156AF_0002
Calibration: 8K1927156AF_0002

Variant 10

TCU

Catalog engine: 3000 333HP
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
SW upgrade: 8K1927156AB_0003
Calibration: 8K1927156AB_0003

Variant 11

TCU

Catalog engine: 3000 333HP
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
SW upgrade: 8K5927156Q_0002
Calibration: 8K5927156Q_0002

Variant 12

TCU

Catalog engine: 3000 333HP
Engine code: CEPA
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
SW upgrade: 8K0927166_0004
Calibration: 8K0927166_0004

Variant 13

TCU

Catalog engine: 3000 333HP
Engine code: CEPA
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
TCU SW: A02203
TCU HW: 0B5927156D
SW upgrade: 8K0927156H_0016
Calibration: 8K0927156H_0016

Variant 14

TCU

Catalog engine: 3000 333HP
Engine code: CEPA
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
TCU SW: A02087
TCU HW: 0B5927156F
SW upgrade: 8K1927156J_0008
Calibration: 8K1927156J_0008

Variant 15

TCU

Catalog engine: 3000 333HP
Engine code: CEPA
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
TCU SW: A02051
TCU HW: 0B5927156F
SW upgrade: 8K1927156A_0004
Calibration: 8K1927156J_0006

Variant 16

TCU

Catalog engine: 3000 333HP
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
SW upgrade: 8K5927156H_0009
Calibration: 8K5927156H_0009

Variant 17

TCU

Catalog engine: 3000 333HP
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
TCU SW: A02044
TCU HW: 0B5927156D
SW upgrade: 8R0927156D_0009
Calibration: 8R0927156D_0009

Variant 18

TCU

Catalog engine: 3000 333HP
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
SW upgrade: 8K1927156J_0006
Calibration: 8K1927156J_0006

Variant 19

TCU

Catalog engine: 3000 333HP
Engine code: CEPA
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
TCU SW: A02087
TCU HW: 0B5927156E
SW upgrade: 8R0927156AC_0003
Calibration: 8R0927156AC_0003

Variant 20

TCU

Catalog engine: 3000 333HP
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
SW upgrade: 8K1927156K_0008
Calibration: 8K1927156K_0008

Variant 21

TCU

Catalog engine: 3000 333HP
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
SW upgrade: 8K2927156G_0005
Calibration: 8K2927156G_0005

Variant 22

TCU

Catalog engine: 3000 333HP
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
SW upgrade: 95B927156FG_0005
Calibration: 95B927156FG_0005

Variant 23

TCU

Catalog engine: 3000 333HP
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
SW upgrade: 4G0927156K_0009
Calibration: 4G0927156K_0009

Variant 24

TCU

Catalog engine: 3000 333HP
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
TCU SW: A02088
TCU HW: 0B5927156E
SW upgrade: 8R0927156AB_0003
Calibration: 8R0927156AB_0003

Variant 25

TCU

Catalog engine: 3000 333HP
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
SW upgrade: 8R0927156R_0004
Calibration: 8R0927156R_0004

Variant 26

TCU

Catalog engine: 3000 333HP
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
SW upgrade: 8R0927156AB_0003
Calibration: 8R0927156AB_0003

Variant 27

TCU

Catalog engine: 3000 333HP
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
SW upgrade: 8K1927156AA_0003
Calibration: 8K1927156AA_0003

Variant 28

TCU

Catalog engine: 3000 333HP
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
SW upgrade: 4G1927156J_0006
Calibration: 4G1927156J_0006

Variant 29

TCU

Catalog engine: 3000 333HP
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
SW upgrade: 4G1927156B_0002
Calibration: 4G1927156B_0002

Variant 30

TCU

Catalog engine: 3000 333HP
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
SW upgrade: 8K2927156E_0005
Calibration: 8K2927156E_0005

Variant 31

TCU

Catalog engine: 3000 333HP
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
SW upgrade: 4G1927166_0001
Calibration: 4G1927166_0001

Variant 32

TCU

Catalog engine: 3000 333HP
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
SW upgrade: 8R1927156P_0005
Calibration: 8R1927156P_0005

Variant 33

TCU

Catalog engine: 3000 333HP
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
SW upgrade: 8R0927156K_0018
Calibration: 8R0927156K_0018

Variant 34

TCU

Catalog engine: 3000 333HP
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
SW upgrade: 4G0927156K_0013
Calibration: 4G0927156K_0013

Variant 35

TCU

Catalog engine: 3000 333HP
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
SW upgrade: 4G0927166D_0009
Calibration: 4G0927166D_0009

Variant 36

TCU

Catalog engine: 3000 333HP
Engine code: CEPA
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
TCU SW: A02087
TCU HW: 0B5927156F
SW upgrade: 8K1927156G_0004
Calibration: 8K1927156G_0004

Variant 37

TCU

Catalog engine: 3000 333HP
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
SW upgrade: 8R0927156S_0008
Calibration: 8R0927156S_0008

Variant 38

TCU

Catalog engine: 3000 333HP
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
SW upgrade: 95B927156GJ_0004
Calibration: 95B927156GJ_0004

Variant 39

TCU

Catalog engine: 3000 333HP
Engine code: CEPA
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
TCU SW: A02087
TCU HW: 0B5927156F
Calibration: 8K1927156J_0006

Variant 40

TCU

Catalog engine: 3000 333HP
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
SW upgrade: 8K5927156T_0002
Calibration: 8K5927156T_0002

Variant 41

TCU

Catalog engine: 3000 333HP
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
SW upgrade: 8R2927156J_0002
Calibration: 8R2927156J_0002

Variant 42

TCU

Catalog engine: 3000 333HP
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
SW upgrade: 8R0927156T
Calibration: 8R0927156T

Variant 43

TCU

Catalog engine: 3000 333HP
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
TCU SW: A02044
TCU HW: 0B5927156D
SW upgrade: 8R0927156C_0020
Calibration: 8R0927156C_0020

Variant 44

TCU

Catalog engine: 3000 333HP
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
SW upgrade: 8K1927156H_0004
Calibration: 8K1927156H_0004

Variant 45

TCU

Catalog engine: 3000 333HP
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
SW upgrade: 8K1927156AC_0002
Calibration: 8K1927156AC_0002

Variant 46

TCU

Catalog engine: 3000 333HP
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
TCU SW: A02044
TCU HW: 0B5927156E
SW upgrade: 8K0927156B_0009
Calibration: 8K0927156B_0009

Variant 47

TCU

Catalog engine: 3000 333HP
Generation: B8 2008-2015
Matched gains engine: S4 3.0 TFSI 333
Controller brand: TEMIC
TCU: DL501
Stock power: 333 HP
Stage 1 power: 400 HP
Power increase: +67 HP (+20%)
Stock torque: 440 Nm
Stage 1 torque: 520 Nm
Torque increase: +80 Nm (+18%)
SW upgrade: 8K5927156S_0002
Calibration: 8K5927156S_0002

Related vehicles

Other vehicles built on the DL501 controller or the same engine — handy when a platform spans several models and makes.

Questions, answered.

Which tuning solutions are available for the AUDI S4 on the DL501?

Gearbox / TCU tuning, Launch control, Faster shift times, Raised torque limiter. The exact set depends on the specific engine and software version.

Do you cover the DL501 TCU software on this model?

Yes — the AUDI S4 on the DL501 TCU 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.