Audi S6 4.2 V8 2002 Benzin 250.1KW Bosch 0261206372 4D0907558 352381 Stage4

Audi S6 4.2 V8 2002 Benzin 250.1KW Bosch 0261206372 4D0907558 352381 Stage4
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ECU file for Audi S6 4.2 V8 2002 Benzin 250.1KW – Stage4 performance tuning file. ECU: Bosch 0261206372 – SW: 4D0907558 / 352381 ( 1037352381 ) – for vehicles with factory output around 250.1 kW (~340 HP).

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Technical Specifications
ManufacturerAudi
ECU SystemBOSCH
CalibrationStage 4
ECU HW / SW number0261206372 | 4D0907558 | 352381
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.

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Vehicle Audi S6 4.2 V8 2002 Benzin 250.1KW
Engine power 250.1 kW (~340 HP)
Fuel type Petrol
ECU brand Bosch
ECU hardware 0261206372
ECU software ID 4D0907558
Bosch software number 352381 ( 1037352381 )
Tuning type Stage4
Read method / notes 4D0907558 352381

This product contains a calibrated Stage4 tuning file for Audi S6 4.2 V8 2002 Benzin 250.1KW with Bosch 0261206372 and software ID 4D0907558 (Bosch software number 352381 ( 1037352381 )). The base stock vehicle for this calibration has a factory output of around 250.1 kW (~340 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 0261206372, 4D0907558, 352381 (1037 + SW code). Use this file for diagnostics, cloning, recovery or as a base for custom remapping.

hash: 76E7FE46C67712DBD15F6B9A4FB619AAC4F60129504EF6A23FB5F314FE5E2B8D

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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