Original file
Original / Factory · Petrol · 2.0 TFSI 211hp
Audi A4 2.0 TFSI original file Bosch HW 0261S02521 · SW 389075
Audi A4 2.0 TFSI Turbo Petrol 147.1 kW (200 HP)2008, Turbo petrol, 147.1 kW (200 hp)
211 HP Factory calibration Stock backup file, 350 Nm, Petrol
Calibrated ECU file for 0261S02521 (SW 389075). Checksum-corrected, ready to flash. Delivered instantly via secure download after payment.
Performance projection
Matched engine: 2.0 TFSI 211hp, CADA, 2L, Petrol. Engine #318 in our gains database.
- Power
- 211 HPfactory calibration
- Torque
- 350 Nmfactory calibration
Real data from Gains API. Dyno curve = typical ECU-family projection. Final gains depend on fuel, altitude, wear.
How it works
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Read your ECU
With KESS, KTAG, AutoTuner or Flex. Keep the read: it is your way back.
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Match the numbers
Your read must show hardware 0261S02521 and software 389075.
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Pay and download
Card, Apple Pay or Google Pay. The file is in your account straight away.
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Write it and drive
Write it back the way you read it. Not right for your car? We correct it free.
What the car needs
Required modifications: Factory, Petrol.
Hardware
- Factory hardware: no modifications required
Software / calibration
- OEM calibration restored (recovery / immobiliser / coding work)
Original files are used to revert to factory state, repair after a faulty tune, or recover an ECU before service work.
Product details
This product contains a complete original ECU backup (stock file) for Audi A4 2.0 TFSI 2008 Turbo-Benzin 147.1KW with Bosch 0261S02521 and software ID 73890758E19 (Bosch software number 389075 ( 1037389075 )). This original file corresponds to a factory engine output of approximately 147.1 kW (~200 HP). This file is ideal for ECU cloning, restoring the car back to stock and using it as a safe base for future remaps.
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 0261S02521, 73890758E19, 389075 (1037 + SW code). Use this file for diagnostics, cloning, recovery or as a base for custom remapping.
A0C95A77 F092B216 440ADB47 DFA8CFE5 EC820B73 ADE46F58 9D7452DD F25C141AFrequently asked questions
How do I flash this file?
Use your preferred tuning tool (KESS, KTAG, AutoTuner, CMD, etc.) to write the file to the ECU via OBD, bench, or boot mode.
Is the checksum corrected?
Yes. Every file we sell has verified checksums — ready to flash without additional correction tools.
What if I need a revision?
Contact us via WhatsApp or the support dashboard. Revisions for the same stage are free.