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  • MaxSpark PNP Ignition Kit for 1990-2005 Mazda Miata

    5 out of 5
    $749.00

    We’ve put together the most powerful drop on, completely Plug-N-Play, ignition kit on the market for the Mazda Miata. The kit utilizes the AMP EFI IGN1A ignition coils that put out over 100mj (nearly 2X more energy than the leading competitors) per...

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  • MegaSquirt V3.0 PCB Components Kit

    $142.00

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

    5 out of 5
    $83.00

    MegaSquirt Wiring Harness - 8 Feet Long We'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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  • 8′ MegaSquirt Wiring Harness for MS3X

    5 out of 5
    $86.00

    MegaSquirt MS3X Wiring Harness - 8 feet 8' 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 Heavy d...

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  • MS3Pro EVO Uncrimped AMPSEAL Connectors

    $60.00

    Making your own harness? This plug and pin kit features the MS3Pro AMPSEAL white & gray connectors plus 75 pins- more than enough for making your own MS3Pro EVO or 1st Gen harness. MS3Pro ULTIMATE 3-connector AMPSEAL Kit available here

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  • MicroSquirt AMPSEAL Connector

    $35.00

    Planning to make your own MicroSquirt harness? This plug and pin kit features a 35 pin MicroSquirt connector and more than enough gold plated pins!

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  • MegaSquirt 3 ECU with MS3X Expansion

    5 out of 5
    $762.00

    Important Note:  Due to supply chain challenges and the lack of ability to have parts anodized at this time, we are transitioning to brushed silver enclosures.  We appreciate your understanding.   The MegaSquirt 3 with MS3X expansion arrives equipped...

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  • USB Tuning Cable for MegaSquirt-III/ MS3Pro 1st Gen

    $7.50

    Use this cable to plug your MegaSquirt-III, MS3-Pro 1st Gen, or MS3Pro Plug & Play for 2JZ Supra/SC300 directly into your USB port. No adapters required!

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  • MegaSquirt 3X Wiring Bundle – 8′ long

    5 out of 5
    $51.00

    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 device Just ...

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  • MegaSquirt 2 Standalone EMS – MS2 Extra

    4.75 out of 5
    $515.00

    Important Note:  Due to supply chain challenges and the lack of ability to have parts anodized at this time, we are transitioning the enclosure used with our MS2 ECUs.    Your MS2 will now be built using the MS3 enclosure, which will help facilitate po...

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  • DIYBOB Breakout Adapter – Ford 60 Pin – no connector

    $92.00

    The DIYBOB is a revolutionary  breakout board from DIYAutoTune.com that allows you to easily build professional adapter harnesses connecting the engine management system of your choice to a wide variety of cars.  The DIYBOB includes an OEM style conne...

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  • MegaSquirt-I Programmable EFI System PCB3.0 – Kit

    5 out of 5
    $999.00

    Part # MS130-K; MegaSquirt-I Programmable EFI System with V3.0 main board - Unassembled Kit with Black Case Important Note: The BIP373 coil driver is sold separately and is only required for direct coil control. If you are using coils with internal or ...

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  • DIYBOB Breakout Adapter – Nippon Denso 76 pin

    5 out of 5
    $104.00

    The DIYBOB is an exclusive breakout board from DIYAutoTune.com that allows you to easily build professional adapter harnesses connecting the engine management of your choice to a wide variety of cars.  The DIYBOB includes an OEM style connector, circuit ...

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  • DIYBOB Breakout Adapter – Nippon Denso 122 Pin

    4.5 out of 5
    $104.00

    The DIYBOB is an exclusive breakout board from DIYAutoTune.com that allows you to easily build professional adapter harnesses connecting the engine management system of your choice to a wide variety of cars.  The DIYBOB includes an OEM style connector, ...

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