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MegaSquirt-I Programmable EFI System PCB2.2 – Kit

SKU: MS122-K

*This product or components that make up this product have reached End of Life.  The ECU is now discontinued – this page is for reference only. MegaSquirt-I with V2.2 Main Board MegaSquirt programmable EFI Engine Management System from Bowling and Grippo. Install fuel injection on anything from a single cylinder lawnmower engine to a fire…

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AMP’d MicroSquirt ECU

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AMP’d MicroSquirt – AMP took the Microsquirt V3 and made it even better!  AMP EFI Exclusive ECU!

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MS3Pro EVO Uncrimped AMPSEAL Connectors

SKU: MS3Pro-AMPSEALS

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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Installation Manuals & How-To Guides

Welcome to DIYAutoTune’s comprehensive installation hub! Whether you’re a seasoned professional or just starting out, our step-by-step guides are designed to help you confidently install and set up your performance tuning products. From ECUs to sensors and everything in between, you’ll find detailed instructions, tips, and troubleshooting advice to ensure a smooth installation process. Get…

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DD-EFI 12.3″ Pro Dash for 94-04 Ford Mustang

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DD-EFI 12.3″ Pro Dash Megasquirt Digital Dash 12.3″ PNP Digital Dash for 94-04 Ford Mustang Build Time up to 6 weeks The DD-EFI 12.3″ Widescreen Digital Dash is the 1st fully Plug-N-Play Digital Dash that can be installed using any Megasquirt equipped vehicle.  The main focal point is the 12.3″ Ultra Widescreen giving you a huge real estate for…

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MS3Pro ULTIMATE Center Harness

SKU: MS3V-3_HB

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 people upgrading from MS3Pro Evo with no other changes needed, or from MS3Pro Gen1 (which requires…

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

SKU: MS3V-hrn_CK

If you have a previously installed MS3Pro harness (1st Gen flying lead or LS Drop On Harness) and want to upgrade to MS3Pro EVO or ULTIMATE ECU, the upgrade path is simple.  However, complete functionality will require a few basic changes to your 1st Gen harness.  Our wiring upgrade kit contains the 8 pre-pinned, color-matched wire…

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MegaSquirt-I Programmable EFI System PCB3.0 – Kit

SKU: MS130-K

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 external ignition modules, you do not need any BIP373 drivers.  The MS130-K kit…

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MINI Deal

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Take advantage of our exclusive Black Friday offer with the ultimate MINI Deal! For a limited time, purchase our high-performance ECU and get the Harness FREE! This package is perfect for tuning enthusiasts who want to maximize their setup with top-quality components at an unbeatable price. Whether you’re upgrading or building from scratch, this deal…

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AXM-100 High Voltage Tach Adapter

SKU: AXM-100

The AXM-100 high voltage tach adapter lets you control tachometers that trigger off the negative terminal of the coil with a low voltage signal from your ECU.

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