Yamaha Outboard ECU Upgrade

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

Yamaha ECU's

  • 2003 & UP HPDI 200, 225, 250, 300
  • Yamaha 4-Stroke F50 - F350
  • Yamaha VMAX SHO






    Call for pricing   760-440-9334



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