A4SE900D 1B44580505 Stage1 E2

Subaru Impreza WRX MT 2001

ZIP Contain:

  1. A4SE900D_1B44580505_Stage1_E2.bin – tuned file:
    • Stage1. Dynamics Improved (performance of an engine optimized)
    • Rear O2 Sensor Disabled. Decat – catalyst control Disabled. Related DTC’s Off
  2. A4SE900D_1B44580505.bin – original ECU’s file, make sure it matches your ECU’s software

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