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8′ MegaSquirt Wiring Harness for MS3X
$86.00MegaSquirt 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 ULTIMATE Center Harness
$49.00MS3Pro 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 ...
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GM LS 24x Plug and Play Engine Harness-ULTIMATE EVO
From: $799.00For MS3Pro ULTIMATE/ EVO plug and play installation on GM LS engines with a 24x crank trigger. The MS3-Pro 24x LS Plug and Play Harness is the highest quality, best value option for LS Motors in the industry today. Save your hard earned time and mone...
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GM LS 58x Plug and Play Engine Harness-ULTIMATE EVO
From: $799.00For MS3Pro ULTIMATE/ EVO plug and play installation on GM LS engines with a 58x crank trigger. The MS3Pro 58x LSX Series Plug and Play Harness is the highest quality, best value option for LS Motors in the industry today. Save your hard earned time a...
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MS3Pro LS Plug and Play Harness Alternator Lead Extension
$25.0030" extension for GM LSx alternator subharness. Our harness will require this if used with Camaro, Firebird, GTO, or CTS-V accessory drives. You can also use this with aftermarket brackets that move the alternator to a low mount position or relocate it ...
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4 Pin M12 Serial Cable
$31.49Optional, connect MS3Pro ULTIMATE directly to your laptop with this 4 pin M12 serial cable.
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MS3Pro ULTIMATE Complete Universal Flying Lead Harness
$299.00MS3Pro ULTIMATE Complete 8' Flying Lead Harness Only (White-Black-Gray connectors with 8' pigtails) arrives with color-coded, printed wires per the pinout below. All applications.
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MS3Pro EVO Complete Universal Flying Lead Harness
$249.00MS3Pro EVO Complete 8' Flying Lead Harness Only (White & Gray connectors with 8' pigtails) arrives with color-coded, printed wires per the pinout below. All applications.
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MicroSquirt AMPSEAL Connector
$35.00Planning 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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MS3Pro 1st Gen Wiring Harness Upgrade (for ULTIMATE and EVO)
$22.00If 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 Ge...
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MS3Pro LS 4L80E Trans Control Subharness
$279.00Harness Only. Optional automatic transmission control using our MicroSquirt transmission controller (sold separately). Literally, just plug in our transmission controller with the 4L80E subharness and you’re ready to control your trans via CAN wi...
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MS3Pro LS 4L60E Trans Control Subharness
$279.00Optional automatic transmission control using our MicroSquirt transmission controller (sold separately). Literally, just plug in our transmission controller with the 4L60E subharness and you’re ready to control your trans via CAN with MS3Pro!
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MicroSquirt Wiring Harness – 8ft
$89.00Included is an 8' long harness for installing the MicroSquirt on larger vehicles instead of motorcycles and ATVs. Serial cable included.
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MicroSquirt 30″ Pigtail Harness
$84.0030" Universal harness and serial cable for MicroSquirt (sold separately). This package includes all the wiring normally included with the Microsquirt on its own for customers who happen to need a spare or replacement harness.
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24″ MegaSquirt Pigtail MS3X Harness
$58.00MegaSquirt MS3X Wiring Pigtail - Length = 24" 24" 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 Heav...
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MegaSquirt Relay Cable
$89.00High Quality 4' Relay Board cable for connecting your MegaSquirt ECU to your Relay Board. Works with MS1, MS2, or MS3, all standard main boards (includes not just the IAC and ignition pins - it also has the spare pins on 3 through 6). It has a shielded...
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