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AUDI A4 SIMOS 18.4 tuning files Here is what the catalog holds for the AUDI A4 on the SIMOS 18.4. The matched variants sit between 252 and 252 HP from the factory. 20 distinct variants are catalogued here. It is a petrol platform, tuned for response and clean power delivery. Each file is tied to the precise software on your car and checked before it goes out.
Available solutions Applicable work for the SIMOS 18.4 on this petrol. The available set firms up once the exact engine and software are known.
Engine variants & ECU software 20 distinct variants for the AUDI A4 on the SIMOS 18.4 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 SIEMENS
ECU SIMOS 18.4
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%)
SW upgrade 8W0906259AC_0002
Calibration 8W0906259AC_0002
Variant 2 ECU
Catalog engine 2000 252HP
Generation B9 Mk1 07/2015-2019
Matched gains engine 2.0 TFSI 252
Controller brand SIEMENS
ECU SIMOS 18.4
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%)
SW upgrade 8W0906259K_0007
Calibration 8W0906259K_0007
Variant 3 ECU
Catalog engine 2000 252HP
Generation B9 Mk1 07/2015-2019
Matched gains engine 2.0 TFSI 252
Controller brand SIEMENS
ECU SIMOS 18.4
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%)
SW upgrade 760906259H_0002
Calibration 760906259H_0002
Variant 4 ECU
Catalog engine 2000 252HP
Generation B9 Mk1 07/2015-2019
Matched gains engine 2.0 TFSI 252
Controller brand SIEMENS
ECU SIMOS 18.4
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%)
ECU SW 0011
ECU HW 4KD906259
SW upgrade 4KD906259_0011
Calibration 4KD906259_0011
Variant 5 ECU
Catalog engine 2000 252HP
Generation B9 Mk1 07/2015-2019
Matched gains engine 2.0 TFSI 252
Controller brand SIEMENS
ECU SIMOS 18.4
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%)
SW upgrade 8W0906259K_0006
Calibration 8W0906259K_0006
Variant 6 ECU
Catalog engine 2000 252HP
Generation B9 Mk1 07/2015-2019
Matched gains engine 2.0 TFSI 252
Controller brand SIEMENS
ECU SIMOS 18.4
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%)
ECU SW 0002
ECU HW 8W0906259M
SW upgrade 8W0906259M_0002
Calibration 8W0906259M_0002
Variant 7 ECU
Catalog engine 2000 252HP
Generation B9 Mk1 07/2015-2019
Matched gains engine 2.0 TFSI 252
Controller brand SIEMENS
ECU SIMOS 18.4
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%)
SW upgrade 8W0906259S_0002
Calibration 8W0906259S_0002
Variant 8 ECU
Catalog engine 2000 252HP
Generation B9 Mk1 07/2015-2019
Matched gains engine 2.0 TFSI 252
Controller brand SIEMENS
ECU SIMOS 18.4
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%)
SW upgrade 4K0906259D_0007
Calibration 4K0906259D_0007
Variant 9 ECU
Catalog engine 2000 252HP
Generation B9 Mk1 07/2015-2019
Matched gains engine 2.0 TFSI 252
Controller brand SIEMENS
ECU SIMOS 18.4
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%)
SW upgrade 4M0906259L_0002
Calibration 4M0906259L_0002
Variant 10 ECU
Catalog engine 2000 252HP
Generation B9 Mk1 07/2015-2019
Matched gains engine 2.0 TFSI 252
Controller brand SIEMENS
ECU SIMOS 18.4
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%)
ECU SW 6576615301
SW upgrade 4KD906259_0009
Calibration 4KD906259_0009
Variant 11 ECU
Catalog engine 2000 252HP
Generation B9 Mk1 07/2015-2019
Matched gains engine 2.0 TFSI 252
Controller brand SIEMENS
ECU SIMOS 18.4
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%)
SW upgrade 8W0906259D_0003
Calibration 8W0906259D_0003
Variant 12 ECU
Catalog engine 2000 252HP
Generation B9 Mk1 07/2015-2019
Matched gains engine 2.0 TFSI 252
Controller brand SIEMENS
ECU SIMOS 18.4
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%)
SW upgrade 8W0906259AB_0003
Calibration 8W0906259AB_0003
Variant 13 ECU
Catalog engine 2000 252HP
Generation B9 Mk1 07/2015-2019
Matched gains engine 2.0 TFSI 252
Controller brand SIEMENS
ECU SIMOS 18.4
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 14 ECU
Catalog engine 2000 252HP
Generation B9 Mk1 07/2015-2019
Matched gains engine 2.0 TFSI 252
Controller brand SIEMENS
ECU SIMOS 18.4
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%)
SW upgrade 8W0906259AE_0003
Calibration 8W0906259AE_0003
Variant 15 ECU
Catalog engine 2000 252HP
Generation B9 Mk1 07/2015-2019
Matched gains engine 2.0 TFSI 252
Controller brand SIEMENS
ECU SIMOS 18.4
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%)
ECU SW 6576615301
SW upgrade 8W0906259L_0003
Calibration 8W0906259L_0003
Variant 16 ECU
Catalog engine 2000 252HP
Generation B9 Mk1 07/2015-2019
Matched gains engine 2.0 TFSI 252
Controller brand SIEMENS
ECU SIMOS 18.4
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%)
SW upgrade 8W0906259AG_0003
Calibration 8W0906259AG_0003
Variant 17 ECU
Catalog engine 2000 252HP
Generation B9 Mk1 07/2015-2019
Matched gains engine 2.0 TFSI 252
Controller brand SIEMENS
ECU SIMOS 18.4
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%)
SW upgrade 8W0906259_0002
Calibration 8W0906259_0002
Variant 18 ECU
Catalog engine 2000 252HP
Generation B9 Mk1 07/2015-2019
Matched gains engine 2.0 TFSI 252
Controller brand SIEMENS
ECU SIMOS 18.4
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%)
SW upgrade 8W0906259K_0005
Calibration 8W0906259K_0005
Variant 19 ECU
Catalog engine 2000 252HP
Generation B9 Mk1 07/2015-2019
Matched gains engine 2.0 TFSI 252
Controller brand SIEMENS
ECU SIMOS 18.4
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%)
SW upgrade 8W0906259L_0003
Calibration 8W0906259L_0003
Variant 20 ECU
Catalog engine 2000 252HP
Generation B9 Mk1 07/2015-2019
Matched gains engine 2.0 TFSI 252
Controller brand SIEMENS
ECU SIMOS 18.4
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%)
SW upgrade 4M0906259AD_0002
Calibration 4M0906259AD_0002 Related vehicles Other vehicles built on the SIMOS 18.4 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 SIMOS 18.4? 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 SIMOS 18.4 ECU software on this model? Yes — the AUDI A4 on the SIMOS 18.4 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.