Audi A6 3.0 TDI 2003 Turbo-Diesel 176.5KW Bosch 4F0907401E 399807 Stage4

Audi A6 3.0 TDI 2003 Turbo-Diesel 176.5KW Bosch 4F0907401E 399807 Stage4
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ECU file for Audi A6 3.0 TDI 2003 Turbo-Diesel 176.5KW – Stage4 performance tuning file. ECU: Bosch 4F0907401E – SW: 399807 ( 1037399807 ) – for vehicles with factory output around 176.5 kW (~240 HP).

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Technical Specifications
ManufacturerAudi
ECU SystemBOSCH
CalibrationStage 4
ECU HW / SW number4F0907401E | 399807
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 A6 3.0 TDI 2003 Turbo-Diesel 176.5KW
Engine power 176.5 kW (~240 HP)
Fuel type Turbo-diesel
ECU brand Bosch
ECU hardware 4F0907401E
Bosch software number 399807 ( 1037399807 )
Tuning type Stage4
Read method / notes 399807

This product contains a calibrated Stage4 tuning file for Audi A6 3.0 TDI 2003 Turbo-Diesel 176.5KW with Bosch 4F0907401E (Bosch software number 399807 ( 1037399807 )). The base stock vehicle for this calibration has a factory output of around 176.5 kW (~240 HP). This high-stage file targets heavily modified setups (bigger turbo, injectors etc.) and should be used by experienced tuners only.

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 4F0907401E, 399807 (1037 + SW code). Use this file for diagnostics, cloning, recovery or as a base for custom remapping.

hash: 0F4A9F0B600FEDF58C810D74FECBEEE316CD5F5F4D91876A6D25D553EFF01796

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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