Audi Q7 3.0 TDI 2005 Turbodiesel 171.4KW Bosch 4L0907401 383723 Stage4

Audi Q7 3.0 TDI 2005 Turbodiesel 171.4KW Bosch 4L0907401 383723 Stage4
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ECU file for Audi Q7 3.0 TDI 2005 Turbodiesel 171.4KW – Stage4 performance tuning file. ECU: Bosch 4L0907401 – SW: 383723 ( 1037383723 ) – for vehicles with factory output around 171.4 kW (~233 HP).

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Technical Specifications
ManufacturerAudi
ECU SystemBOSCH
CalibrationStage 4
ECU HW / SW number4L0907401 | 383723
CHECKSUMS CORRECTED / READY TO FLASH
COMPATIBLE WITH: KESS V2/V3, MPPS, FOXFLASH, AUTOTUNER, FLEX, CMD, NEW GENIUS & OTHER PROFESSIONAL INTERFACES
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Instant Download

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 Q7 3.0 TDI 2005 Turbodiesel 171.4KW
Engine power 171.4 kW (~233 HP)
Fuel type Turbo-diesel
ECU brand Bosch
ECU hardware 4L0907401
Bosch software number 383723 ( 1037383723 )
Tuning type Stage4
Read method / notes 383723

This product contains a calibrated Stage4 tuning file for Audi Q7 3.0 TDI 2005 Turbodiesel 171.4KW with Bosch 4L0907401 (Bosch software number 383723 ( 1037383723 )). The base stock vehicle for this calibration has a factory output of around 171.4 kW (~233 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 4L0907401, 383723 (1037 + SW code). Use this file for diagnostics, cloning, recovery or as a base for custom remapping.

hash: F5F093660DFFEE48835CC22D716FA6F4B6220D6C141787776D7656046FEB4FFD

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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