DIYAutoTune Parts and Accessories

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.

Part Number: DIY-AXM-100

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Estimated Ship Date: Feb 2, 2026 if ordered today

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MS3X MEGASQUIRT 3 W EXPANSION

Part Number: DIY-MS3X357-C-BL

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Ignition Module, QuadSpark, 4-Channel, DIS Ignitions, 5-Volt Logic Level Signal, Each

Part Number: DIY-QUADSPARK

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Wiring Harness, MegaSquirt, 8 ft. Long TXL High-temp Wire, Heavy-duty DB37 Metal Hood, RFI/EMI Shielding, for use with MS3X Expansion Board, Each

Part Number: DIY-MS3X-HRN

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Wiring Harness, MegaSquirt MS3X , 8 ft. Length Harnesses, Kit

Part Number: DIY-MSHARNESS

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Estimated Ship Date: Feb 2, 2026 if ordered today

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HIGH VOLTAGE ISOLATOR

Part Number: DIY-AXM110

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Estimated Ship Date: Feb 2, 2026 if ordered today

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TUNING CABLE

Part Number: DIY-TUNECABLEM12

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Estimated Ship Date: Feb 2, 2026 if ordered today

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UNASSEMBLED PIGTAIL HARNESS

Part Number: DIY-DB26-PIG-6

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Engine Management System, MegaSquirt MS3Pro EVO, Plug and Play Engine Harness, GM, LS, 24x Reluctor, Multec Injectors, Kit

Part Number: DIY-VE-LS24XM

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Estimated Ship Date: Feb 6, 2026 if ordered today

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MINI ENGINE MANAGEMENT SYSTEM

Part Number: DIY-S0044

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Estimated Ship Date: Feb 5, 2026 if ordered today

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DUAL DRIVER MODULE

Part Number: DIY-AXM-130

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Estimated Ship Date: Feb 5, 2026 if ordered today

Single Channel Ignition Module

Part Number: DIY-AXM-150

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Estimated Ship Date: Feb 5, 2026 if ordered today

Engine Management System, MegaSquirt MS3Pro EVO, Universal, Kit

Part Number: DIY-3V-EPKG

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Electrical Fuses, Replacement MS3Pro 375mA Fuse for MS3Pro ULTIMATE in F4 & F6 location (field serviceable)

Part Number: DIY-0451-375MRL

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Estimated Ship Date: Feb 2, 2026 if ordered today

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MS3PRO WIRING HARNESS

Part Number: DIY-MS3V-U-HRN

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Engine Management System, MegaSquirt MS3Pro, Plug and Play Harness, Mazda, Miata, Kit

Part Number: DIY-S0002

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Engine Management System, MegaSquirt MS3Pro, Plug and Play Harness, Mazda, Miata, Kit

Part Number: DIY-S0006

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Engine Management System, MegaSquirt MS3Pro, Plug and Play Harness, Subaru, Impreza, WRX, Kit

Part Number: DIY-S0009

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Engine Management System, MegaSquirt MS3Pro Ultimate, Plug and Play Engine Harness, GM, LS, 24x Reluctor, Multec Injectors, Kit

Part Number: DIY-VU-LS24XM

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Engine Management System, MegaSquirt MS3Pro, Plug and Play Harness, Toyota, Lexus, Supra, SC300, 2JZ, Kit

Part Number: DIY-S0008

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Engine Management System, MS3Pro PNP, Factory Dash Control, Ford, Kit

Part Number: DIY-S0037

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Engine Management System, MS3Pro PNP, Factory Tach Control, Ford, Kit

Part Number: DIY-S0039

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Electrical Fuses, Replacement MS3Pro Fuse

Part Number: DIY-0454-500MR

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Electrical Fuses, Replacement MS3Pro 3000mA Fuse for MS3Pro EVO & ULTIMATE main power (field serviceable)

Part Number: DIY-F2583CT-ND

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Estimated Ship Date: Feb 2, 2026 if ordered today

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GPIO BASIC KIT

Part Number: DIY-GPIO-K-BL

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Estimated Ship Date: Feb 2, 2026 if ordered today

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