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On-Sale Products

  • MS3Pro ‘Drop On’ 58x LS Plug and Play Harness w/ ECU-EVO

    From: $1,749.00

    This COMPLETE package includes an MS3Pro EVO ECU and a GM 58X EVO/ULTIMATE Drop On Harness. Experience the MS3Pro EVO. MS3Pro EVO is an evolution, not a revolution- a scaled up, more capable MS3Pro due to shared technology with big brother, MS3Pr...

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  • MS3Pro ‘Drop On’ 24x LS Plug and Play Harness w/ ECU-EVO

    From: $1,749.00

    This COMPLETE package includes an MS3Pro EVO ECU and a GM 24X EVO/ULTIMATE Drop On Harness. Experience the MS3Pro EVO. MS3Pro EVO is an evolution, not a revolution- a scaled up, more capable MS3Pro due to shared technology with big brother, MS3Pr...

    Select options
  • MS3Pro ‘Drop On’ 24x LS Plug and Play Harness w/ ECU-ULTIMATE

    From: $2,049.00

    This COMPLETE package includes an MS3Pro ULTIMATE ECU, a 24X ULTIMATE specific Drop On Harness & black center expanded I/O pigtail. Experience the ULTIMATE. Developed from the MS3Pro 1st Gen platform, the Ultimate brings NEXT LEVEL capability...

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  • MS3Pro ‘Drop On’ 58x LS Plug and Play Harness w/ ECU-ULTIMATE

    From: $2,049.00

    This COMPLETE package includes an MS3Pro ULTIMATE ECU, a 58X ULTIMATE specific Drop On Harness & black center expanded I/O pigtail. Experience the ULTIMATE. Developed from the MS3Pro 1st Gen platform, the Ultimate brings NEXT LEVEL capability...

    Select options
  • MS3Pro LSX 24x Drop On Plug and Play Harness

    MS3Pro ‘Drop On’ 58x LS Plug and Play Harness w/ ECU-1st Gen

    From: $1,699.00

    For MS3Pro 1st Gen plug and play installation on GM LS engines with a 58x crank trigger. The MS3Pro 58x LS Plug and Play Harness is the highest quality, best value option for LS Motors in the industry today.  Save your hard earned time and money whil...

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  • MS3Pro LSX 24x Drop On Plug and Play Harness

    MS3Pro ‘Drop On’ 24x LS Plug and Play Harness w/ ECU-1st Gen

    From: $1,699.00

    For MS3Pro 1st Gen plug and play installation on GM LS engines with a 24x crank trigger. The MS3Pro 24x LS Plug and Play Harness is the highest quality, best value option for LS Motors in the industry today.  Save your hard earned time and money whil...

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