Home / Tuning / AUDI / RS4 / MED9.1 AUDI · MED9.1 ECU · petrol
AUDI RS4 MED9.1 tuning files Everything we work with on the AUDI RS4 fitted with the MED9.1. The matched variants sit between 354 and 420 HP from the factory. On this petrol engine the focus is sharper throttle and useful, repeatable gains. Each file is tied to the precise software on your car and checked before it goes out.
Available solutions Applicable work for the MED9.1 on this petrol. The available set firms up once the exact engine and software are known.
Engine variants & ECU software 21 distinct variants for the AUDI RS4 on the MED9.1 ECU. Reference the engine and controller software when you upload.
Variant 1 ECU
Catalog engine 4200 420HP
Engine code BNS
Generation B7 2004-2008
Matched gains engine RS4 4.2 V8 420
Controller brand BOSCH
ECU MED9.1
Stock power 420 HP
Stage 1 power 440 HP
Power increase +20 HP (+5%)
Stock torque 430 Nm
Stage 1 torque 455 Nm
Torque increase +25 Nm (+6%)
ECU SW 0040
ECU HW 8E1910560
Calibration 8E1910560_0040
Variant 2 ECU
Catalog engine 4200 420HP
Generation B7 2004-2008
Matched gains engine RS4 4.2 V8 420
Controller brand BOSCH
ECU MED9.1
Stock power 420 HP
Stage 1 power 440 HP
Power increase +20 HP (+5%)
Stock torque 430 Nm
Stage 1 torque 455 Nm
Torque increase +25 Nm (+6%)
ECU SW 1037387944
ECU HW 0261S02165
Variant 3 ECU
Catalog engine 4200 420HP
Generation B7 2004-2008
Matched gains engine RS4 4.2 V8 420
Controller brand BOSCH
ECU MED9.1
Stock power 420 HP
Stage 1 power 440 HP
Power increase +20 HP (+5%)
Stock torque 430 Nm
Stage 1 torque 455 Nm
Torque increase +25 Nm (+6%)
ECU SW 0030
ECU HW 4F1910560A
Calibration 4F1910560A_0030
Variant 4 ECU
Catalog engine 4200 420HP
Generation B7 2004-2008
Matched gains engine RS4 4.2 V8 420
Controller brand BOSCH
ECU MED9.1
Stock power 420 HP
Stage 1 power 440 HP
Power increase +20 HP (+5%)
Stock torque 430 Nm
Stage 1 torque 455 Nm
Torque increase +25 Nm (+6%)
ECU SW 1037387536
ECU HW 0261S02205
Calibration 8E1910560B_0040
Variant 5 ECU
Catalog engine 4200 420HP
Generation B7 2004-2008
Matched gains engine RS4 4.2 V8 420
Controller brand BOSCH
ECU MED9.1
Stock power 420 HP
Stage 1 power 440 HP
Power increase +20 HP (+5%)
Stock torque 430 Nm
Stage 1 torque 455 Nm
Torque increase +25 Nm (+6%)
ECU SW 1037387536
ECU HW 0261S02205
Variant 6 ECU
Catalog engine 4200 420HP
Generation B7 2004-2008
Matched gains engine RS4 4.2 V8 420
Controller brand BOSCH
ECU MED9.1
Stock power 420 HP
Stage 1 power 440 HP
Power increase +20 HP (+5%)
Stock torque 430 Nm
Stage 1 torque 455 Nm
Torque increase +25 Nm (+6%)
ECU SW 1037394852
ECU HW 0261S02165
SW upgrade 8E1910560_0090
Calibration 8E1910560_0090
Variant 7 ECU
Catalog engine 4200 420HP
Generation B7 2004-2008
Matched gains engine RS4 4.2 V8 420
Controller brand BOSCH
ECU MED9.1
Stock power 420 HP
Stage 1 power 440 HP
Power increase +20 HP (+5%)
Stock torque 430 Nm
Stage 1 torque 455 Nm
Torque increase +25 Nm (+6%)
ECU SW 1037381965
ECU HW 0261S02165
SW upgrade 8E1910560_0050
Calibration 8E1910560_0050
Variant 8 ECU
Catalog engine 4200 420HP
Generation B7 2004-2008
Matched gains engine RS4 4.2 V8 420
Controller brand BOSCH
ECU MED9.1
Stock power 420 HP
Stage 1 power 440 HP
Power increase +20 HP (+5%)
Stock torque 430 Nm
Stage 1 torque 455 Nm
Torque increase +25 Nm (+6%)
ECU SW 1037394887
ECU HW 0261S02557
SW upgrade 8E1910560G_0050
Calibration 8E1910560G_0050
Variant 9 ECU
Catalog engine 4200 420HP
Generation B7 2004-2008
Matched gains engine RS4 4.2 V8 420
Controller brand BOSCH
ECU MED9.1
Stock power 420 HP
Stage 1 power 440 HP
Power increase +20 HP (+5%)
Stock torque 430 Nm
Stage 1 torque 455 Nm
Torque increase +25 Nm (+6%)
ECU SW 1037396366
ECU HW 0261S02554
Variant 10 ECU
Catalog engine 4200 420HP
Generation B7 2004-2008
Matched gains engine RS4 4.2 V8 420
Controller brand BOSCH
ECU MED9.1
Stock power 420 HP
Stage 1 power 440 HP
Power increase +20 HP (+5%)
Stock torque 430 Nm
Stage 1 torque 455 Nm
Torque increase +25 Nm (+6%)
ECU SW 1037394889
ECU HW 0261S02357
Calibration 8E1910560C_0070
Variant 11 ECU
Catalog engine 4200 420HP
Generation B7 2004-2008
Matched gains engine RS4 4.2 V8 420
Controller brand BOSCH
ECU MED9.1
Stock power 420 HP
Stage 1 power 440 HP
Power increase +20 HP (+5%)
Stock torque 430 Nm
Stage 1 torque 455 Nm
Torque increase +25 Nm (+6%)
ECU SW 1037389096
ECU HW 0261S02557
Variant 12 ECU
Catalog engine 4200 420HP
Generation B7 2004-2008
Matched gains engine RS4 4.2 V8 420
Controller brand BOSCH
ECU MED9.1
Stock power 420 HP
Stage 1 power 440 HP
Power increase +20 HP (+5%)
Stock torque 430 Nm
Stage 1 torque 455 Nm
Torque increase +25 Nm (+6%)
ECU SW 1037391607
ECU HW 0261S02557
Variant 13 ECU
Catalog engine 4200 420HP
Generation B7 2004-2008
Matched gains engine RS4 4.2 V8 420
Controller brand BOSCH
ECU MED9.1
Stock power 420 HP
Stage 1 power 440 HP
Power increase +20 HP (+5%)
Stock torque 430 Nm
Stage 1 torque 455 Nm
Torque increase +25 Nm (+6%)
ECU SW 1037504407
ECU HW 0261S02672
Variant 14 ECU
Catalog engine 4200 420HP
Engine code BNS
Generation B7 2004-2008
Matched gains engine RS4 4.2 V8 420
Controller brand BOSCH
ECU MED9.1
Stock power 420 HP
Stage 1 power 440 HP
Power increase +20 HP (+5%)
Stock torque 430 Nm
Stage 1 torque 455 Nm
Torque increase +25 Nm (+6%)
ECU SW 1037382516
ECU HW 0261S02165
Calibration RS4_Race_##
Variant 15 ECU
Catalog engine 4200 420HP
Generation B7 2004-2008
Matched gains engine RS4 4.2 V8 420
Controller brand BOSCH
ECU MED9.1
Stock power 420 HP
Stage 1 power 440 HP
Power increase +20 HP (+5%)
Stock torque 430 Nm
Stage 1 torque 455 Nm
Torque increase +25 Nm (+6%)
ECU SW 1037394888
ECU HW 0261S02205
Variant 16 ECU
Catalog engine 4200 V8 32v FSI 420HP
Engine code BNS
Generation B7 2004-2008
Matched gains engine RS4 4.2 V8 420
Controller brand BOSCH
ECU MED9.1
Stock power 420 HP
Stage 1 power 440 HP
Power increase +20 HP (+5%)
Stock torque 430 Nm
Stage 1 torque 455 Nm
Torque increase +25 Nm (+6%)
ECU SW 0020
ECU HW 8E1910560
Calibration 8E1910560_0020
Variant 17 ECU
Catalog engine 4200 V8 32v FSI 420HP
Generation B7 2004-2008
Matched gains engine RS4 4.2 V8 420
Controller brand BOSCH
ECU MED9.1
Stock power 420 HP
Stage 1 power 440 HP
Power increase +20 HP (+5%)
Stock torque 430 Nm
Stage 1 torque 455 Nm
Torque increase +25 Nm (+6%)
ECU SW 1037394852
ECU HW 0261S02165
Variant 18 ECU
Catalog engine 4200 V8 32v FSI 420HP
Engine code BNS
Generation B7 2004-2008
Matched gains engine RS4 4.2 V8 420
Controller brand BOSCH
ECU MED9.1
Stock power 420 HP
Stage 1 power 440 HP
Power increase +20 HP (+5%)
Stock torque 430 Nm
Stage 1 torque 455 Nm
Torque increase +25 Nm (+6%)
ECU SW 1037511790
ECU HW 0261S02827
Calibration 8E1910560J_0010
Variant 19 ECU
Catalog engine 4200 V8 420HP
Generation B7 2004-2008
Matched gains engine RS4 4.2 V8 420
Controller brand BOSCH
ECU MED9.1
Stock power 420 HP
Stage 1 power 440 HP
Power increase +20 HP (+5%)
Stock torque 430 Nm
Stage 1 torque 455 Nm
Torque increase +25 Nm (+6%)
ECU SW 0020
ECU HW 8E1910560F
Calibration 8E1910560F_0020
Variant 20 ECU
Catalog engine 4200 V8 420HP
Generation B7 2004-2008
Matched gains engine RS4 4.2 V8 420
Controller brand BOSCH
ECU MED9.1
Stock power 420 HP
Stage 1 power 440 HP
Power increase +20 HP (+5%)
Stock torque 430 Nm
Stage 1 torque 455 Nm
Torque increase +25 Nm (+6%)
ECU SW 1037391606
ECU HW 0261S02554
Calibration 8E1910560D_0040
Variant 21 ECU
Catalog engine 4200 354HP
Controller brand BOSCH
ECU MED9.1
Stock power 354 HP Related vehicles Other vehicles built on the MED9.1 controller or the same engine — handy when a platform spans several models and makes.
Questions, answered. Which tuning solutions are available for the AUDI RS4 on the MED9.1? 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 MED9.1 ECU software on this model? Yes — the AUDI RS4 on the MED9.1 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.