89663-30630-B Stage1 E2 SpLim_250 noCHK

Lexus GS350

ZIP Contain:

  1. 89663-30630-B_Stage1_E2_SpLim_250_noCHK.bin – tuned file:
    • Stage1. Dynamics Improved (performance of an engine optimized)
    • Rear O2 Sensor Disabled. Decat – catalyst control Disabled. Related DTC’s Off
    • Speed Limit changed to 250km/h
  2. 89663-30630-B.bin – original ECU’s file, make sure it matches your ECU’s software

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