• Microcontroller Development Modules

    Microcontroller
    Development Modules



    Our Signature Microcontroller Modules



    For Hobby, Education
    and Automotive uses

  • ECU

    Engine Management
    and
    Powertrain Management




    Check Out Our Signature
    ECU/PCM Systems

  • Program/Debug

    Debug Modules





    Our Low Cost /  High Value
    Debugging Modules

  • JAGuar DIY ECU

    JAGuar
    Do It Yourself ECU




    Our Signature
    Free and Open Source
    ECU PCBs

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    $15.00 Out of stock

    CoolEFI "JAGuar" version 0.7-alpha ECU PCB, our signature FOSS engine management PCB. The FOSS project along with all the documentation is located at GitHub. You will need a BDM module such as the CoolEFI USBDM to program the Serial Monitor program onto the microcontroller on the two options with bare PCBs.

    $15.00
    Add to cart More
    Out of stock
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    $30.00 In stock

    CoolEFI Sweatshirt Say warm while tuning, cruising or hanging out!

    $30.00
    In stock
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    $18.00 Product available with different options

    CoolEFI short sleeve T-shirt. stay cool while tuning, cruising or hanging out!

    $18.00
    Add to cart More
    Product available with different options
  • Quick view
    $38.00 In Stock

    CoolEFI USBDM for use with NXP/Freescale microcontrollers. No cable is included, it is designed to be plugged directly into the CoolEFI microcontroller PCBs.

    $38.00
    In Stock

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    We ship via the US Postal Service

  • Contact us

    We are available by phone or email

  • Payments

    We accept PayPal for all orders

Educational and Automotive Products

Freescale Development Boards And Powertrain Management Components

Our products can be used to teach embedded programming in "C" and/or Assembly languages for robotics or automotive projects.


"Make your project *cool* too...
with CoolEFI products!"