Description
MS3Pro 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.
MS3Pro ECU Comparison (1st Gen - EVO - ULTIMATE)
My race car is already wired for 1st Gen MS3Pro, can I upgrade to EVO or ULTIMATE?
Yes. The pinout is slightly different, so you will need MS3Pro 1st Gen Wiring Harness Upgrade (for EVO / ULTIMATE)
Questions & Answers
There are no questions yet, be the first to ask something for this product.
Related Products
MS3Pro 8 ft Wiring Harness-1st Gen
$249.008 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 harness uses TXL high temperature automotive grade wiring. Wires are indiv...
Add to cart
IAT Sensor Pigtail for GM Open Element Sensors
$10.00Pigtail connector for GM open element IAT sensor, with 6" wire leads. Also fits vehicle speed sensor (VSS) on many transmissions, including 4L60E and 4L80E, and 4L80E input shaft speed sensor.
Add to cart
GM Closed Element CLT/IAT Sensor with Connector
$16.25These 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...
Add to cart
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...
Add to cart
GM Open Element IAT Sensor with Connector
$20.00These are the proper GM-style sensors for use with the MegaSquirt line of ECUs and come with the weatherproof connector and crimp pins. One extra crimp pin is included as a spare. The threads are 3/8" NPT pipe thread - note that isn't an actual 3/8" o...
Add to cart
Power and Ground 14 Gauge Wire Bundle – 20′ Long
$36.00Need some heavier wiring for power and ground? This 14 gauge automotive-grade wire can handle up to 20 amps per wire and use high temperature TXL insulation to stand up to high temperatures under the hood.We include four 20' lengths of wire:Soli...
Add to cart