STAGE 1

Audi 2.0 TFSI

Audi 2.0 TFSI Bosch 0261S02521 73890758E19 389075 custom stage 1

Calibrated ECU file for 0261S02521 (SW 389075). Checksum-corrected, ready to flash. Delivered instantly via secure download after payment.

16,293 calibration files in catalog · 9,693 engines · 400+ ECU platforms · Engineering since 2012 · WhatsApp support · < 30 min first response
ECU SpecificationFactory values
Vehicle Audi 2.0 TFSI
ECU brand Bosch
ECU hardware 0261S02521
ECU software ID 73890758E19
Bosch software number 389075 ( 1037389075 )
Tuning type Stage1
Read method / notes 73890758E19 389075 custom

This product contains a calibrated Stage1 tuning file for Audi 2.0 TFSI with Bosch 0261S02521 and software ID 73890758E19 (Bosch software number 389075 ( 1037389075 )). 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 0261S02521, 73890758E19, 389075 (1037 + SW code). Use this file for diagnostics, cloning, recovery or as a base for custom remapping.

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