Audi A3 2.0 TDI 2004 Turbodiesel 103KW Bosch 03G906021AB 392913 Stage1

Audi A3 2.0 TDI 2004 Turbodiesel 103KW Bosch 03G906021AB 392913 Stage1

£21.99

ECU file for Audi A3 2.0 TDI 2004 Turbodiesel 103KW – Stage1 performance tuning file. ECU: Bosch 03G906021AB – SW: 392913 ( 1037392913 ) – for vehicles with factory output around 103 kW (~140 HP).

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Technical Specifications
ManufacturerAudi
ECU SystemBOSCH
CalibrationStage 1
ECU HW / SW number03G906021AB | 392913
CHECKSUMS CORRECTED / READY TO FLASH
COMPATIBLE WITH: KESS V2/V3, MPPS, FOXFLASH, AUTOTUNER, FLEX, CMD, NEW GENIUS & OTHER PROFESSIONAL INTERFACES
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Your tuning file is available immediately after purchase — no waiting.

Checksum Safe

Every file is verified and checksum-corrected for safe, reliable flashing.

Tool Compatible

Works with KESS, KTAG, AutoTuner, CMD, PCMFlash, and all major interfaces.

Engineer Support

Our tuning engineers are available via WhatsApp for any technical questions.

Vehicle Audi A3 2.0 TDI 2004 Turbodiesel 103KW
Engine power 103 kW (~140 HP)
Fuel type Turbo-diesel
ECU brand Bosch
ECU hardware 03G906021AB
Bosch software number 392913 ( 1037392913 )
Tuning type Stage1
Read method / notes 392913

This product contains a calibrated Stage1 tuning file for Audi A3 2.0 TDI 2004 Turbodiesel 103KW with Bosch 03G906021AB (Bosch software number 392913 ( 1037392913 )). The base stock vehicle for this calibration has a factory output of around 103 kW (~140 HP). This Stage 1 calibration is designed for stock hardware, offering a safe and reliable increase in power and torque for daily use.

All ECU tuning files from TUNING-DATABASE are prepared for professional use. They are useful whenever you search by ECU ID, hardware or software number such as 03G906021AB, 392913 (1037 + SW code). Use this file for diagnostics, cloning, recovery or as a base for custom remapping.

hash: 8EA236ADDE9EBD95196BF411BB7B1C4A522896D60E7274D9E4272BC091BC9F71

Frequently Asked Questions

Use your preferred tuning tool (KESS, KTAG, AutoTuner, CMD, etc.) to write the file to the ECU via OBD, bench, or boot mode.

Yes. Every file we sell has verified checksums — ready to flash without additional correction tools.

Contact us via WhatsApp or the support dashboard. Revisions for the same stage are free.

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