Johnson Outboard ECU Upgrade

Simon Motorsports can raise rev limiters and do custom tuning on most Johnson 4 stroke Outboard ECU's

Johnson 4 Stroke ECU's

  • 2002 & UP 40 - 50 - 60
  • 2003 & UP 115 - 140
  • 2003 & UP 150 - 200 - 225 - 250






    Call for pricing   760-440-9334



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