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MegaSquirt Assembled

Want the power and flexibility of a full MegaSquirt engine management system but don’t want to handle the assembly yourself? Then check out our full line of MegaSquirt 1, MegaSquirt 2, MegaSquirt 3 and MicroSquirt assembled systems that allow you to skip the self-assembly steps that are required with our standard MS kits. We offer all of our MegaSquirt systems as kits or assembled units to give you plenty of tuning options for your budget and needs.

Showing 11–20 of 35 results

  • MegaSquirt-II EMS System – SMD PCB3.57 Assembled ECU

    $467.25

    MegaSquirt-II Programmable EFI System PCB3.57 with black case - Assembled Unit Part # MS2357-CCompletely assembled including:All 'Basic Components' PWM Flyback Damping Circuit components Hall Sensor/Coil(-) and VR Sensor Ignition Trigger Comp...

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  • 24″ MegaSquirt Pigtail MS3X Harness

    $57.75

    MegaSquirt MS3X Wiring Pigtail - Length = 24"24" of TXL High temp automotive grade wire. Color coded wiring with labeling printed on the wire every 6 inches -- no paper tags here! All wiring is pre-crimped (NOT solder cupped!) to the DB37 Heav...

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  • 8′ MegaSquirt Wiring Harness (MS1/MS2/MS3 Ready)

    $82.95

    MegaSquirt Wiring Harness - 8 Feet LongWe've completely redesigned our wire harness to help you get your fuel injection installation right the first time with several new features to help make your installation as easy and reliable as possible:...

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  • 24″ MegaSquirt Pigtail Harness

    $52.50

    MegaSquirt Wiring Harness - 24 inches longCompletely redesigned version adds more features to help make your installation as easy and reliable as possible. We've now brought the improvements from the long harness over to the pigtail harness. This min...

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  • JimStim 1.5 MegaSquirt Stimulator with Wheel Simulator – Assembled

    $99.75

    DIYAutoTune Part# JimStim-CThis is a newer version of the stimulator, designed by James Murray (jsmcortina on the forums) that expands on the original stim's features. The main improvement comes with the addition of a microcontroller which allows the ...

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  • JimStimX Expansion Board – Assembled

    $68.25

    The regular JimStim can test the main board on your MS3. But what if you'd like to see the inputs and outputs on the MS3X expansion card in action, too? Now it's easy - just add a JimStimX! Use the three pull-off jumpers on the JimStim to connect the 5 vo...

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  • USB Tuning Cable for MegaSquirt-III

    $7.30

    Use this cable to plug your MegaSquirt-III, MS3-Pro, or MSPNP Pro (JZ9298 only) directly into your USB port. No adapters required!

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  • MegaSquirt Stimulator v2.2 – Assembled Unit

    $72.45

    MegaSquirt Stimulator Board v2.2 - Assembled Unit Part # MSStim22-C(For all versions of the MegaSquirt, PCB 2.2, 3.0, and the newer surface mount 3.57 boards)The Stimulator board allows you to fully bench-test all standard inputs and outputs on yo...

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  • MegaSquirt Tuning Cable (DB9 Straight Thru)

    $5.50

    DB9 6' Male/Female Straight thru cable for tuning and testing your MegaSquirt ECU.

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  • MegaSquirt 3X Wiring Bundle – 10′ long

    $50.40

    MegaSquirt MS3X Wiring Bundle - Length = 8'8' of TXL High temp automotive grade wire. Color coded wiring with labeling printed on the wire every 6 inches -- no paper tags here! Use with MS3X Expansion board or other sequential deviceJust ...

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