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DD-EFI 10.3″ Pro Dash for 90-05 Mazda Miata NA/NB

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DD-EFI 10.3″ Pro Dash Megasquirt Digital Dash 10.3″ PNP Pro Dash for 90-05 Mazda Miata NA/NB Build Time up to 6 weeks The DD-EFI 10.3″ 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 10.3″ High Resolution LCD Screen giving you fantastic display of your…

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DD-EFI 12.3″ Standard Dash for 84-87 Buick Grand National

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DD-EFI 12.3″ Standard Dash Megasquirt Digital Dash 12.3″ Standard PNP Dash for 84-87 Buick Grand National 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…

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DD-EFI 12.3″ Pro Dash for 84-87 Buick Grand National

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DD-EFI 12.3″ Pro Dash Megasquirt Digital Dash 12.3″ Pro PNP Dash for 84-87 Buick Grand National 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…

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Ford 60 Pin EEC4 EECIV PCM Connector

SKU: b_conn-eec4

With the Ford EEC-IV (aka EEC4) 60 Pin PCM Connector, you can build professional adapter harnesses connecting the engine management system of your choice to a wide variety of Ford cars. This one fits cars with a Ford EEC-IV 60 pin ECU. See the DIYBOB main page for an application list. Use it to adapt…

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4 Pin M8 Serial Cable

SKU: TuneCableM8

Replacement M8 to DB9 serial cable. This cable is used for certain plug and play applications where there wasn’t room for a regular DB9 connector, including the following: MS3Pro PNP for ’84-’87 Buick Regal 3.8 Turbo MSPNP Gen 2 for ’86-’93 Ford Mustang 5.0, ECU builds from mid 2018 and later MSPNP Gen 2 for…

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Support Article

Mustang 5.0 MS2 + PNP Adaptor Harness kit

Note: The adapter harness kit is discontinued. This page is for reference for people still using this harness. You’ve received the MS2 3.57 Mustang PNP kit.  What do you do now?   Step 1: Read, read read!! All instructions and documentation are available online.  We have a tech article written about the EEC-IV adapter, available…

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How to MegaSquirt Your Ford Mustang

Note– due to the various Mustang Ignition Systems and EFI systems we’ve decided to split this article up.  This link will remain valid, and will host links to the new articles as they are brought online.  Currently we’ve split off and updated the 5.0  and 4.6 mod motor section.  The rest of the information for…

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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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Blog Article

Corruptt Twin Turbo Ferrari V8 Swapped Mustang GT on MS3Pro EVO

Tony Arme’s jaw-dropping, Corruptt Mustang is anything but straight-forward.  The chopped, 1968 Mustang sits ridiculously low on a RideTech suspension and features a Ferrari F430 V8 with California intake and two 92 mm throttle bodies force-fed by a pair of NRE mirror image turbochargers.  Turn up the sound and check out the FIRST START VIDEO with…

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DIYPNP Documentation for 1988 – 1993 Ford Mustang 5.0L

1988 – 1993 Ford Mustang 5.0L V8 Test Vehicle Details: The vehicle used for drawing up these application docs was a USDM 1993 Ford Mustang 5.0L with a manual transmission.  All factory electronics/ignition system components are in place and the factory wiring harness is in perfect condition. Other notes: MAF in place GT40P heads installed…

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