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MS3Pro 1984-1987 Buick Grand National Plug and Play
From: $1,229.00MS3Pro 1984-1987 Buick Grand National Plug and Play (P/N: MSPNPPro-GNX8487) Fits 1984-1987 Buick Regal with the 3.8 Turbo V6, including Grand National, T-Type, and GNX. MS3Pro 1984-1987 Buick Grand National Plug and Play Model Features: Fully Plug...
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MS3Pro ULTIMATE Standalone ECU Only
From: $1,349.00Experience The ULTIMATE. Developed from the MS3Pro 1st Gen platform, the Ultimate brings NEXT LEVEL capability to MS3Pro's staggering feature set beginning with a new high quality aluminum IP65 rated, water resistant enclosure. The Ultimate provide...
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MS3Pro EVO Standalone ECU Only
From: $1,099.00Introducing MS3Pro EVO. (supersedes 1st Gen MS3Pro) MS3Pro EVO is an evolution, not a revolution- a scaled up, more capable MS3Pro due to shared technology with big brother, MS3Pro Ultimate. EVO does not have peak and hold injector drivers, but it d...
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MS3Pro ULTIMATE Standalone Engine Management System
$1,499.00Experience The ULTIMATE. Developed from the MS3Pro 1st Gen platform, the Ultimate brings NEXT LEVEL capability to MS3Pro's staggering feature set beginning with a new high quality aluminum IP65 rated, water resistant enclosure. The Ultimate provide...
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MS3Pro EVO Standalone Engine Management System
$1,249.00Introducing MS3Pro EVO Standalone Engine Management System (supersedes 1st Gen MS3Pro) MS3Pro EVO Standalone Engine Management System is an evolution, not a revolution- a scaled up, more capable MS3Pro due to shared technology with big brother, MS3Pro...
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MS3Pro Standalone ECU with 8′ Wiring Harness
$1,199.00IMPORTANT PRODUCT UPDATE** MS3Pro-Pkg1 has been discontinued and superseded by MS3Pro EVO effective May 1, 2017. This product page, including documentation, downloads & product FAQ tabs below, remains active for archive purposes. Compare MS...
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AMPEFI Transmission Controller with 4L60E Subharness
$499.00AMPEFI 4L60E Plug and Play Transmission Control Seamlessly control your 4L60E transmission with AMPEFI Transmission Control! The supplied 4L60E subharness provides a simple, plug and play integration with MS3Pro and directly mates with our LSx drop ...
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MS3Pro 8ft Wiring Harness
$249.00MS3Pro 1st Gen Harness is discontinued and superseded by MS3Pro EVO. 8 foot (2.4 m) flying lead type harness for the MS3Pro. It has the MS3Pro's AMPSEAL connectors on one end and the other end is unterminated for installing your own connectors. This ha...
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MS3Pro Logo T Shirt- Pink Ladies
$15.00'Official' MS3-Pro Pink Ladies Cut Logo T Shirt, available in various sizes! MS3-Pro: Advanced Power Management
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IGN-1A Race Coil
From: $71.00The IGN-1A Race Coil is a smart coil designed to provide 103 mJ per spark, with a longer spark duration (2.9 ms), exactly what is necessary for high rpm, high compression, forced induction and/or nitrous engines! Each IGN-1A Race Coil features a buil...
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MAP – GM 3 Bar MAP Sensor
$67.00Standard GM style 3-bar MAP Sensor (Manifold Absolute Pressure Sensor), compatible with the MS3-Pro and all flavors of the MegaSquirt EMS / MicroSquirt EMS. Assembled in the USA, unlike the current Delphi production. Calibration is linear with 1.1 k...
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MAP – GM 3 Bar MAP Sensor 6″ Pigtail
$12.49Compatible with standard keying of GM's 3-Bar Map Sensor. This plug features 6" of pigtail and is ready to be added to your wiring harness. Color coding when used with our 3 bar MAP sensor is as follows: Black - Sensor Ground Green - Signa...
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Top Rated Products
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USB to Serial Adapter – Works with TunerStudio!
$22.50This USB to Serial Adapter has been tested and works properly with all versions of TunerStudio. We highly recommend this adapter is used if your tuning PC/laptop doesn't have a DB9 Serial connector. Or you can use another adapter with a genuine FTDI c...
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Lead Bending Tool
$5.50Lead Bending Tool This inexpensive lead bending tool will come in very handy when building up your MegaSquirt kit or any electronics kit. It helps you to quickly bend the leads of 1/4 and 1/2 watt resistors, diodes, capacitors, inductors, etc to the ex...
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Weather Pack 22 Position Bulkhead Connector Kit
$32.00Use this giant 22 Position Weather Pack connector to run wires through a firewall or as a quick disconnect for your engine harness, or other components that need a lot of wires. Includes: (1) 22 position male and female connector (13) 20-18 gauge m...
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755 Piece Weather Pack Kit
$145.00Our Weather Pack kits contains everything you need to get your project done right! We've used other connector kits available on the market in projects around the shop and they never quite met our expectations. So in typical DIYAutoTune style, we stepp...
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6 3/4″ 36-1 Trigger Wheel
$29.00Add a crankshaft position sensor to your engine with our laser cut 36-1 crank trigger wheel. This trigger wheel is 6 3/4" in diameter and 1/8" thick, with a 1/2" diameter center hole (with plenty of room to enlarge it for larger crank bolts) and eight rad...
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MicroSquirt Engine Management System with 30″ Wiring Harness
$360.00MicroSquirt Engine Management System with 30" Wiring Harness Version 3.0 The versatile MicroSquirt: Standalone Engine Management System, Transmission Controller or CAN I/O Expansion Module Microsquirt is our entry-level fully assembled ECU with var...
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Ratcheting Crimper for Weather Pack Connectors, 14-20 Gauge
$108.00We've tracked down a source for a reliable, yet affordable, crimper for the Weather Pack connectors. This crimper is American made and truly creates a perfect crimp every time, without the price tag you'd usually pay for a Delphi 12014254 crimper. Th...
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GM Closed Element CLT/IAT Sensor with Connector
$17.00These are the proper GM-style sensors for use with the MegaSquirt line of ECUs and come with the weatherproof connector and crimp pins. Suitable for use as a coolant temperature or oil temperature sensor, and is occasionally used as an air temperature s...
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MSPNP2 – 89-94 Nissan 240SX – Manual Trans
From: $799.00MSPNP2 Plug and Play Standalone Engine Management System 1989-1994 Nissan 240SX KA24E or KA24DE with manual transmission *Also fits the following USDM applications (all with manual trans): 1991-1994 Nissan Sentra / NX1600 / NX2000 with GA16DE or ...
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MS3Pro Standalone ECU with 8′ Wiring Harness
$1,199.00IMPORTANT PRODUCT UPDATE** MS3Pro-Pkg1 has been discontinued and superseded by MS3Pro EVO effective May 1, 2017. This product page, including documentation, downloads & product FAQ tabs below, remains active for archive purposes. Compare MS...
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MS3Pro Plug and Play – 93-98 Toyota Supra 2JZ – Manual Trans
$1,599.00MS3-Pro Plug and Play takes engine management to the next level! Easy to Use and Install! MS3-Pro Plug and Play Model #JZ9298 Features: Fully Plug and Play Installation - No wiring required for basic functionality. Average install time is ...
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MS3Pro Plug and Play – 94-95 Mazda Miata – Manual Trans
From: $1,199.00MS3-Pro Plug and Play takes engine management to the next level! Easy to Use and Install! MS3-Pro Plug and Play Model #MM9495 Features: Fully Plug and Play Installation - No wiring required for basic functionality. Average install time is und...
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