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  • MS3Pro ULTIMATE Standalone EMS – ECU Only

    From: $1,499.00

    Experience the MS3Pro ULTIMATE by AMP EFI, featured in Street Outlaws No Prep Kings contestant, The Hulk. MS3Pro ULTIMATE by AMP EFI brings NEXT LEVEL capability to MS3Pro's staggering feature set beginning with a new high quality aluminum IP65 rated, ...

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  • MS3Pro EVO Standalone Engine Management System – ECU Only

    From: $1,299.99

    Introducing MS3Pro EVO. (supersedes 1st Gen MS3Pro) MS3Pro EVO is an evolution, not a revolution- a scaled up, more capable MS3Pro due to shared technology with big brother, MS3Pro Ultimate.  EVO does not have peak and hold injector drivers, but it d...

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  • MS3Pro EVO Standalone Engine Management System w/ Harness

    $1,599.99

    Introducing MS3Pro EVO Standalone Engine Management System (supersedes 1st Gen MS3Pro) MS3Pro EVO Standalone Engine Management System is an evolution, not a revolution- a scaled up, more capable MS3Pro due to shared technology with big brother, MS3Pro...

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  • MS3Pro EVO with GM LS 58x Plug and Play Harness

    From: $1,899.99

    This COMPLETE package includes an MS3Pro EVO ECU and 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, MS3Pro Ult...

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  • MS3Pro ULTIMATE with GM LS 24x Plug and Play Harness

    From: $2,099.99

    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 ULTIMATE with GM LS 58x Plug and Play Harness

    From: $2,099.99

    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...

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  • MS3Pro EVO with GM LS 24x Plug and Play Harness

    From: $1,899.99

    This COMPLETE package includes an MS3Pro EVO ECU, a 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, MS3Pro Ul...

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