89663-48D60 tune noCHK

Lexus GS450

Lexus GS450h

ZIP Contain:

  1. 89663-48D60_tune_noCHK.bin – tuned file:
    • Stage1. Dynamics Improved (performance of an engine optimized)
  2. 89663-48D60.bin – original ECU’s file, make sure it matches your ECU’s software

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