Audi RSQ3 2.5 TFSI ECU Firmware – 8U0907404B / 003874 / MED17.1.1 (Dual Stage 2 Options)

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Audi RSQ3 2.5 TFSI ECU Firmware – 8U0907404B / 003874 / MED17.1.1 (Dual Stage 2 Options)

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Audi RSQ3 2.5 TFSI ECU Firmware – 8U0907404B / 003874 / MED17.1.1 (Dual Options)
Performance ECU firmware for the 2015 Audi RSQ3 with the 2.5 TFSI CZGA engine. This package includes two Stage 2 variations calibrated for Bosch MED17.1.1 with software version 003874 and ECU ID 8U0907404B — a balanced daily Stage 2 and a harder, high-response variant. Ideal for vehicles with downpipe, intake and DSG7 performance TCU tune. Developed on dyno and road-tested to ensure consistent delivery across all gears.

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A new product by Bin is available: Audi RSQ3 2.5 TFSI ECU Firmware – 8U0907404B / 003874 / MED17.1.1 (Dual Stage 2 Options) 07K907309D - Dual-variant Stage 2 firmware for Audi RSQ3 2.5 TFSI – includes standard and aggressive MED17.1.1 calibrations.


Audi RSQ3 2.5 TFSI ECU Firmware – 8U0907404B / 003874 / MED17.1.1 (Dual Stage 2 Options) 07K907309D

Description​

ParameterValue
Producer:Audi
Series:RSQ3
Model:2.5 TFSI
Model Year:2015
Engine Name:CZGA
Type (Engine):Turbo-Petrol
Displacement:2.5
Gear:DSG7
Producer (ECU):Bosch
Build (ECU):MED17.1.1
ECU-Nr. Prod:8U0907404B
ECU-Nr. ECU:07K907309D
Software:003874
SW-Version:0005
Checksum:No CS
Eprom 8-Bit sum:ADA0
Nested Versions:2 modified versions included (Stage 2, Stage 2 Hard) + Original for reference
Project Size:4 194 304 bytes
Read Hardware:CMD Flash

Extended Product Information​

  • Dual-calibration Stage 2 ECU tuning for Audi RSQ3 2.5 TFSI (CZGA engine)
  • Stage 2 and Stage 2 Hard included — ideal for track or spirited road use
  • Boost pressure and load maps extended with optimised fueling strategy
  • Torque structure redefined across gears to support DSG7 transmission
  • Rev limiter, speed limiter and torque monitoring thresholds increased
  • Air intake and turbo response improved with pre-spool calibration
  • Soft-touch Stage 2 for daily driving, aggressive Stage 2 Hard for power
  • No checksum processing (manual flash recommended with integrity check)
  • Built for Bosch MED17.1.1 / SW 003874 / ECU 8U0907404B
  • Ready for decat, sport exhausts, and high-flow air intakes


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