89663-48310 Stage1 noCHK

Lexus RX400H 2005

ZIP Contain:

  1. 89663-48310_Stage1_noCHK.bin – tuned file:
    • Stage1. Dynamics Improved (performance of an engine optimized)
  2. 89663-48310.bin – original ECU’s file, make sure it matches your ECU’s software

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