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MS3Pro Accessories

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Additional harnesses, sensors, connectors and other components for use with MS3Pro.

Showing 1–16 of 21 results

  • AXM-100 High Voltage Tach Adapter

    $65.00

    Many older tachometers trigger off the negative terminal of the ignition coil.  Often, these use a filtering circuit which will not trigger when given a 0 to 12 volt square wave signal, such as the tach output signal from an ECU or ignition box. If you h...

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  • Sealed resistor – 10K

    $4.50

    We've wrapped a 10K, 1/4 watt resistor in a sealed and strain-relieved package for underhood use. Red heat shrink tubing with yellow leads. Typically used as a shunt resistor with VR sensors.

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  • Sealed resistor – 1K

    $4.50

    We've wrapped a 1K, 1/4 watt resistor in a sealed and strain-relieved package for underhood use. Blue heat shrink tubing with blue leads. Suggested uses include a pull-up resistor for Hall effect and optical sensors, and pull ups for VSS or other 0-12 vol...

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  • MS3Pro ULTIMATE Wiring Harness – Universal Flying Lead

    $299.00

    MS3Pro ULTIMATE Complete 8' Flying Lead Harness Only (White-Black-Gray connectors with 8' pigtails) arrives with color-coded, printed wires per the pinout below. All applications.

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  • MS3Pro ULTIMATE – Center (Black) Harness Only

    $49.00

    MS3Pro ULTIMATE adds nearly 50% more I/O with the addition of a third AMPSEAL 23-pin, 8' flying lead.  Harness arrives with color-coded, printed wires per the pinout below (black center connector) ***Center Harness ONLY in this listing, intended for p...

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  • MS3Pro EVO Wiring Harness – Universal Flying Lead

    $249.00

    MS3Pro EVO Complete 8' Flying Lead Harness Only (White & Gray connectors with 8' pigtails) arrives with color-coded, printed wires per the pinout below. All applications.

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  • AMPEFI Transmission Controller with 4L80E Subharness

    $499.00

    4L80E Plug and Play Transmission Control  Seamlessly control your 4L80E transmission with AMPEFI Transmission Control! The supplied 4L80E subharness provides a simple, plug and play integration with MS3Pro and directly mates with our LSx drop on ha...

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  • AMPEFI Transmission Controller with 4L60E Subharness

    $499.00

    AMPEFI 4L60E Plug and Play Transmission Control Seamlessly control your 4L60E transmission with AMPEFI Transmission Control! The supplied 4L60E subharness provides a simple, plug and play integration with MS3Pro and directly mates with our LSx drop ...

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  • 4 Pin M12 Serial Cable

    $29.99

    Optional, connect MS3Pro ULTIMATE directly to your laptop with this 4 pin M12 serial cable.

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  • MS3Pro 1st Gen Wiring Harness Upgrade (for ULTIMATE & EVO)

    $22.00

    If you have a previously installed MS3Pro harness (1st Gen) and want to change to an MS3Pro ULTIMATE or EVO ECU, the upgrade path is simple.  However, complete functionality will require a few basic changes to your 1st Gen harness. Our wiring upgrade ki...

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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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  • USB to Serial Adapter – Trouble Free!!

    4.7142857142857 out of 5
    $28.99

    Important Note:  The original USB2920 was discontinued by its manufacturer.  We are now providing an updated part, but we are continuing using the same part number to make it easy for you to find. This FTDI chipset USB to Serial Adapter has been test...

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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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  • 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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