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Showing 1–16 of 60 results

  • MS3Pro Standalone ECU with 8′ Wiring Harness

    5 out of 5
    $1,199.00

    IMPORTANT PRODUCT UPDATE**  MS3Pro-Pkg1 has been discontinued and superseded by MS3Pro EVO effective May 1, 2017.  This product page, including documentation, downloads & product FAQ tabs below, remains active for archive purposes.   Compare MS...

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  • O2 sensor adapter/flange for Toyota applications

    $15.00

    While most oxygen sensors use an M18 threaded mount, many Toyotas from the '80s through the early '90s used a two bolt flange to install their O2 sensors. Our Toyota style adapter flange allows you to swap in a wideband oxygen sensor without welding in an...

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  • MS3Pro Logo T Shirt- Pink Ladies

    $15.00

    'Official' MS3-Pro Pink Ladies Cut Logo T Shirt, available in various sizes!  MS3-Pro: Advanced Power Management  

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  • MS3Pro Logo T Shirt

    $16.00

    'Official' AMP EFI | MS3Pro Logo T Shirt, available in cool, heather grey in various sizes!  

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  • MS3Pro EVO Uncrimped AMPSEAL Connectors

    $60.00

    Making your own harness? This plug and pin kit features the MS3-Pro AMPSEAL connectors plus 75 pins (so you'll have a couple extras) for making your own MS3-Pro EVO harness.  (or Gen1 if you wish) Download AMPSEAL Assembly Instructions

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  • MAP – GM 3 Bar MAP Sensor

    $67.00

    Standard GM style 3-bar MAP Sensor (Manifold Absolute Pressure Sensor), compatible with the MS3-Pro and all flavors of the MegaSquirt EMS / MicroSquirt EMS.  Assembled in the USA, unlike the current Delphi production. Calibration is linear with 1.1 k...

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  • MicroSquirt 30″ Pigtail Harness

    $84.00

    30" Universal harness and serial cable for MicroSquirt (sold separately).  This package includes all the wiring normally included with the Microsquirt on its own for customers who happen to need a spare or replacement harness.

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  • MicroSquirt Engine Management System with 8′ Wiring Harness

    5 out of 5
    $388.00

    MicroSquirt Engine Management System with 8' Wiring Harness Version 3.0 The versatile MicroSquirt: Standalone Engine Management System, Transmission Controller or CAN I/O Expansion Module Microsquirt is our entry-level fully assembled ECU with vari...

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  • MicroSquirt Engine Management System with 30″ Wiring Harness

    5 out of 5
    $360.00

    MicroSquirt Engine Management System with 30" Wiring Harness Version 3.0 The versatile MicroSquirt: Standalone Engine Management System, Transmission Controller or CAN I/O Expansion Module Microsquirt is our entry-level fully assembled ECU with var...

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  • MicroSquirt Engine Management System – ECU only

    $314.00

    MicroSquirt Engine Management System Version 3.0 ECU Only - no harness The versatile MicroSquirt Engine Management System, Transmission Controller or CAN I/O Expansion Module  is our entry-level fully assembled ECU with varied applications targ...

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  • GM Open Element IAT Sensor with Connector

    $21.00

    These are the proper GM-style sensors for use with the MegaSquirt line of ECUs and come with the weatherproof connector and crimp pins.  One extra crimp pin is included as a spare.  The threads are 3/8" NPT pipe thread - note that isn't an actual 3/8" o...

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  • GM Closed Element CLT/IAT Sensor with Connector

    5 out of 5
    $17.00

    These are the proper GM-style sensors for use with the MegaSquirt line of ECUs and come with the weatherproof connector and crimp pins.  Suitable for use as a coolant temperature or oil temperature sensor, and is occasionally used as an air temperature s...

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  • Electronic Boost Control (EBC) Solenoid Kit

    $58.00

    This electronic boost control solenoid can be used with the MS3-Pro/MSPNP2 or with other electronic boost controllers to control boost by adjusting the pressure to a turbo wastegate. The MS3-Pro, MS3-Pro Plug and Play, & MSPNP2 can drive this direct...

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  • GM Open Element IAT Sensor with Pigtail

    $22.49

    GM Open Element IAT Sensor with Pigtail Recommended 'Fast-Response' Intake Air Temp Sensor (IAT) for use on forced induction vehicles. These are the proper GM-style sensors for use with the MegaSquirt line of ECUs and include a 6" wire pig-tail with we...

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  • GM Closed Element CLT/IAT Sensor with Pigtail

    $18.99

    GM Closed Element CLT/IAT Sensor with Pigtail Suitable for use as a Coolant Temperature Sensor (CLT) on all vehicles, or as an Intake Air Temp Sensor (IAT) on naturally aspirated vehicles. These are the proper GM-style sensors for use with the MegaSqui...

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  • Pigtail Connector for IGN-1A and GM MAF Sensors

    5 out of 5
    $15.99

    4' Flying lead pigtail for IGN-1A  coils.  The extra length makes these easy to bundle up into a single ignition control harness without needing splices near the coil. Power and primary ground wires are 18 gauge to better handle these coils' power req...

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