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MicroSquirt Transmission Controller

The MicroSquirt transmission control firmware allows you to use a MicroSquirt to control a number of electronic automatic transmissions (gearboxes). It can work standalone or integrate with a MegaSquirt ECU over CANbus.

MicroSquirt transmission control applications:

EPA, CARB & Emissions Disclaimer- All ECU's are for race purposes only. It's your responsibility to remain in compliance with all federal, state, provincial, or other laws that apply to you.

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  • AMP AMPSEAL 35 pin connector with terminal pins - uncrimped - MicroSquirt ECU connector

    MicroSquirt / MS3Pro-Mini AMPSEAL Connector

     $39.99

    Planning to make your own MS3Pro-Mini, MicroSquirt or AMP'd MicroSquirt harness? This plug and pin kit features a 35 pin MicroSquirt / MS3Pro-Mini connector and more than enough gold plated pins!

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  • 4L80E CAN Tranmission Controller by AMP EFI

    MicroSquirt CAN Transmission Controller with 4L80E Subharness

    5 out of 5
    $499.99

    4L80E Plug and Play Transmission Control via MicroSquirt Seamlessly control your 4L80E transmission with MicroSquirt Transmission Control! The supplied 4L80E subharness provides a simple, plug and play integration with MS3Pro and directly mates with ...

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  • 4L80E Transmission Controller - MicroSquirt

    MicroSquirt CAN Transmission Controller with 4L60E Subharness

     $499.99

    4L60E Plug and Play Transmission Control via MicroSquirt Seamlessly control your 4L60E transmission with MicroSquirt Transmission Control! The supplied 4L60E subharness provides a simple, plug and play integration with MS3-Pro and directly mates with...

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  • MS3Pro LS 4L80E Trans Control Subharness

     $279.00

    Harness Only.  Optional automatic transmission control using our MicroSquirt transmission controller (sold separately).  Literally, just plug in our transmission controller with the 4L80E subharness and  you’re ready to control your trans via CAN wi...

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  • MS3Pro LS 4L60E Trans Control Subharness

     $279.00

    Optional automatic transmission control using our MicroSquirt transmission controller (sold separately).  Literally, just plug in our transmission controller with the 4L60E subharness and  you’re ready to control your trans via CAN with MS3Pro!

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  • GM 4L60E – 4L80E Transmission Connector with Pins

     $31.00

    Use this transmission connector to wire up a 4L60E or 4L80E (1993 or later) transmission to a MicroSquirt, GPIO board, or other transmission control device. This connector includes most of the connections for the shift solenoids, pressure regulator, tempe...

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