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Wiring Connectors

In this section, you’ll find our wiring harnesses, cables, and some of our more popular connectors. We have a special page with crimp-it-yourself Weather Pack connector kits – click here to see our Weather Pack items.  We’ve been updating our line of connectors recently to add hard to find and specialty connectors, so if you don’t see what you’re looking for here, we have added a new subsection of the catalog dedicated to just connectors.

Click here for our complete line of connectors.
Click here for the Weather Pack section.

Showing 17–32 of 75 results

  • D-Sub Connector Pin Removal Tool

    5 out of 5
    $6.00

    Need to remove a pin from one of our assembled MegaSquirt harnesses? These little tools are what you need to release the pins from a D-Subminiature connector so you can pull the wire out.

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  • MegaSquirt Wiring Bundle – 23″ Long

    5 out of 5
    $16.00

    MegaSquirt Wiring Bundle - 23" Long Perfect for creating your harness adapter (perhaps using a DIYBOB along with this) or for tying into your stock wiring harness! 23" TXL wire, color coded with labeling printed on the wire every 3 inches -- no ...

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  • 3 Position GM Type MAF & LS1 Crank/Cam Sensor Pigtail

    $19.00

    GM Mass Air Flow Sensor Pigtail - 3 position This 3 position pigtail fits certain 3 wire GM Mass Air Flow MAF sensors, as well as LS1 camshaft position sensors and crankshaft position sensors.  See image to verify this is the GM MAF Connector you're loo...

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  • GM 3 Bar MAP Sensor 6″ Pigtail

    $12.99

    The 6-Inch GM 3 Bar Pigtail designed to streamline the installation of GM 3-Bar MAP Sensors. This pigtail features three wires, each with specific color coding for easy connection and accurate pressure measurements in your engine management system. Featu...

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  • GM 3 Bar MAP Sensor Uncrimped Connector & Pins

    $8.99

    The GM 3-Bar MAP Sensor Uncrimped Connector is designed for customizing and securing your MAP sensor connections. This uncrimped connector allows you to attach wires to the GM 3-Bar MAP Sensor with precision and reliability, ensuring optimal performance i...

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  • Pigtail Connector for IGN1A and GM MAF Sensors

    $15.99

    4' Flying lead smart coil pigtail for IGN-1A coils.  The extra length makes these easy to bundle up into a single ignition control harness without needing splices near the coil. Power and primary ground wires are 18 gauge to better handle these coils' p...

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  • 6″ Pigtail Harness for the QuadSpark & LowZRes-6

    $9.99

    6" Pigtail Harness for the QuadSpark 4-Channel Ignition Module or the LowZRes-6 Six-Channel Low Impedance Resistor Module

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  • Crimp Connector for IGN-1A

    5 out of 5
    $5.99

    Connector for IGN-1A coils, includes crimp on terminals/pins. Like all of our 'ready to crimp' connectors- we include an extra terminal/pin, just in case.  Click here to see other ignition system components for your project!  

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  • MS Harness Extra Wire Kit

    $8.99

    This 8' wire with pre-crimped terminal can be poked into our MegaSquirt DB37 harness if an extra wire is needed for additional I/O (MSHarness12, available separately).  Made of the same TXL rated automotive grade wiring as the rest of our MegaSquirt wiri...

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  • GM Boost Control Solenoid Connector & Pins

    $11.00

    Streamline your wiring with our Weatherpack style connector designed for GM boost control solenoids. This connector includes crimp-on pins to minimize splicing in your wiring harness, ensuring a cleaner and more reliable installation. Features: Comp...

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  • 460 Piece Weather Pack Kit

    $100.00

    Our 460 Piece 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, they never quite met our expectations to be honest.  So in typical DIYAuto...

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  • 755 Piece Weather Pack Kit

    5 out of 5
    $145.00

    Our 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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  • GM Boost Control Connector with 6″ Pigtail

    $13.00

    Enhance your installation with our sealed connector designed for GM boost control solenoids. This connector comes pre-crimped with a 6" pigtail, simplifying your wiring process and ensuring a secure, weather-resistant connection. Features: Compatibi...

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  • Wire – Single Core Shielded Ignition Signal Wire 20 Gauge – 10′

    $9.50

    Wire - Single Core Shielded Ignition Wire 20 Gauge - Length = 10' Shielded single core 20 gauge wire helps cut out interference -- Perfect for Tach/Ignition Signal! This temperature resistant wire has one 20 gauge wires in the shield. Has many other us...

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  • GM IAT Sensor Connector with Uncrimped Terminals

    $4.99

    GM IAT Sensor Connector Only (Uncrimped) Complete with the connector, two pins, plus an extra pin (just in case) total of 3 Pins provided

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