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MegaSquirt Service Parts

Need individual components for your MegaSquirt? We’re now selling the individual packets from the kits directly through the website. We currently have all the electrical component packets from the MSx30 kits available, including the new BIP373 coil drivers. Click on the six subcategories above to view the products. We’ve organized them by part type, with anything that’s not a C, D, U, R or Q in the Other Parts category.
Subcategories include Capacitors, Diodes, Resistors, Transistors, Integrated Circuits & Other Parts.

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.

Showing all 10 results

  • Megasquirt Capacitor Kit

    Classic MegaSquirt Replacement Capacitor Kit

     $19.99

    The Classic MegaSquirt Replacement Capacitor Kit includes the exact capacitors used in the Classic MegaSquirt-2 and MegaSquirt-3 Kit ECU. Whether you're building a new ECU or replacing components that failed, broke, or were lost during installation, this ...

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  • Megasquirt Diode Kit

    Classic MegaSquirt Replacement Diode Kit

     $9.99

    The Classic MegaSquirt Replacement Diode Kit includes every diode used in the Classic MegaSquirt-2 and MegaSquirt-3 Kit ECU. These components are essential for protecting circuits from reverse voltage, ensuring signal direction, and maintaining stable ope...

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  • Megasquirt FMLY Kit

    Classic MegaSquirt Replacement FLMY Kit

     $9.99

    The Classic MegaSquirt Replacement FLMY Kit contains a small group of key components that serve specialized roles in your Classic MegaSquirt-2 and MegaSquirt-3 Kit ECU. These parts don’t fall under typical resistor or capacitor categories—but they’r...

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  • Megasquirt Hardware Kit

    Classic MegaSquirt Replacement Hardware Kit

     $29.99

    The Classic MegaSquirt Replacement Hardware Kit provides the physical parts needed to assemble your MegaSquirt ECU enclosure. Whether you're building a Classic MegaSquirt-2 and MegaSquirt-3 Kit ECU, this set includes all the essential hardware that holds ...

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  • Megasquirt Resistor Kit

    Classic MegaSquirt Replacement Resistor Kit

     $29.99

    The Classic MegaSquirt Resistor Replacement Kit includes a complete set of resistors used in the Classic MegaSquirt-2 and MegaSquirt-3 Kit ECU. These are the exact resistor values provided with the original kits, making this a perfect match for ECU assemb...

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  • Megasquirt Static Kit

    Classic MegaSquirt Replacement Static Kit

     $29.99

    The Classic MegaSquirt Replacement Static Kit provides the exact set of static-control and driver components included in the Classic MegaSquirt-2 and MegaSquirt-3 Kit ECU. Whether you’re building your ECU from scratch or troubleshooting a damaged board,...

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  • MegaSquirt V3.0 PCB Components Kit

     $142.99

    This MSx30-Guts kit includes all the capacitors, diodes, integrated circuits, resistors, transistors, ECU connectors, the tube of heatsink compound and a bit of jumper wire in a Megasquirt V3.0 kit. The kit does not include the V3.0 PCB, case, endplates, ...

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  • MPX4250 2.5 Bar MAP Sensor

    MPX4250AP 2.5 Bar MAP Sensor

    5 out of 5
    $39.99

    The MPX4250AP is a high-quality, 2.5 Bar Manifold Absolute Pressure (MAP) sensor designed for use in a wide range of automotive and motorsport applications. It provides accurate pressure readings from 20 to 250 kPa absolute, making it ideal for naturally ...

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  • GPIO Heatsink

    MegaSquirt GPIO Heatsink Only

     $9.50

    This is a standalone replacement heatsink designed specifically for the MegaSquirt GPIO (General Purpose Input/Output) board. Precision-machined from 1/8" aluminum, it provides efficient heat dissipation for high-current components mounted on the GPIO boa...

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  • MegaSquirt PCB3.0 Heatsink

    MegaSquirt PCB3.0 Heatsink Only

     $10.00

    This is a precision-machined aluminum heatsink designed specifically for the MegaSquirt PCB Version 3.0 main board. Built from 1/8" aluminum, it provides efficient cooling for power-handling components such as the voltage regulator and ignition drivers, e...

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