NEW







V2 SPT flash tool
Now available for Mercury V6-V8 4 Stroke outboards 175-225 , 200-300.
We have 350-400 Verado tunes up to 450 HP.



Simon Peformance Technology has released an end user flash tool to upgrade your Mercury outboard PCM , ECU , ECM . Reflash your V6-V8 4Stroke outboards 175-225 , 200-300 , Verado , Optimax , Or EFI motor with one of our upgraded tunes. When you purchase our interface and software you will be able to upgrade your ECU without removing it. You are able to flash it with the upgrade then flash it back to stock anytime you would like. It works with windows 7 , 8 , 10 .


Simon Peformance Technology has released an end user flash tool to upgrade your Mercury outboard PCM , ECU , ECM . Reflash your Verado , Optimax , Or EFI motor with one of our upgraded tunes.


** Custom Tunes available For all Mercury ECU's


Mercury Marine ECU , ECM , PCM repair

  • MERCURY 3 CYL EFI 30,40
  • MERCURY 4 CYL EFI 40,50,60
  • MERCURY FourStroke 75,90,115
  • 1.5 MERCURY OPTIMAX 75,90,115,125
  • 2.5 MERCURY 1989-1993 LASER
  • 2.5 MERCURY 1994-2000 XRI , PROMAX 824003 A1-A32
  • 2.5 MERCURY 1998-2000 OPTIMAX 135-175
  • 2.5 MERCURY 280 ALL
  • 2.5 MERCURY OPTIMAX 2.5xs,200xs
  • 2.5 MERCURY EFI 225x
  • 3.0 MERCURY 1998-2000 OPTIMAX 225
  • 3.0 MERCURY OPTIMAX 200-250 & xs 2001 and newer
  • 3.0 MERCURY PRO XS 225-250
  • 3.0 MERCURY 300X
  • 3.2 MERCURY OPTIMAX 300xs
  • MERCURY VERADO 135-200 L4 , 200-400R L6
  • MERCRUISER with ECM555, PCM555
  • ECM5550202
  • ECM5550204
  • 824003A1-32
  • EFIS69602
  • EFIS69702
  • EFIS69801
  • EFIS69901
  • PCMBE0101
  • PCM0308M
  • PCM0309M
  • PCM0701
  • PCM0702
  • PCM0704
  • PCM0801
  • PCM0802
  • PCM8001
  • PCM8002
  • ECM0401
  • ECM0402
  • ECM0501
  • ECM0701
  • ECM0704

    We only Tune the following ECU's not repair them

  • 3.4 V6 4 Stroke
  • 4.6 V8 4 Stroke
  • 2.5 MERCURY HI PERFORMANCE 11350 A48 - A63
  • 2.5 MERCURY HI PERFORMANCE 849849 A1 - A14
  • 3.0 MERCURY EFI 225-250 , 1996 - 2001
  • 3.0 MERCURY PROMAX 300
  • 3.0 MERCURY CARB 225
  • 830044
  • 830046

  • We also recommend lightening your flywheel light flywheels





    Call for pricing   760-440-9334



    ** RACE USE ONLY .