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

    Suzuki Outboard ECU Upgrade

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

    Suzuki ECU's

  • 2000 & UP DF40 - DF50 - DF60
  • 2004 & UP DF115 - DF140
  • 2004 & UP DF150 - DF200 - DF225 - DF250
  • 2007 & UP DF300
  • 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