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  • MS3Pro EVO with GM LS 24x Plug and Play Harness

    5 out of 5
    From: $1,749.00

    MS3Pro EVO GM LS 24x Plug and Play includes an MS3Pro EVO ECU, TunerStudio software and the most rugged & durable GM 24X custom harness in the aftermarket.  Experience the MS3Pro EVO.MS3Pro EVO is an evolution, not a revolution- a scaled u...

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  • MS3Pro EVO with GM LS 58x Plug and Play Harness

    From: $1,749.00

    MS3Pro EVO GM LS 58x Plug and Play includes an MS3Pro EVO ECU, TunerStudio software and the most rugged & durable GM 58X engine harness on the market.  Experience the MS3Pro EVO.MS3Pro EVO is an evolution, not a revolution- a scaled up, mo...

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  • MS3Pro LS Plug and Play Harness Alternator Lead Extension

    $25.00

    30" 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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  • MAP – GM 3 Bar MAP Sensor

    $67.00

    MAP Sensor GM 3 bar (Manifold Absolute Pressure Sensor), standard, compatible with the MS3Pro and all flavors of the MegaSquirt EMS / MicroSquirt EMS.MAP Sensor assembled in the USA, unlike the current Delphi production.Calibration is linear with...

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  • GM 3Bar MAP Sensor Uncrimped Connector

    $9.00

    Plug and pin set for a GM 3-bar MAP sensor.  We include an extra pin and wire seal just in case you need it as well.Also available as a pigtail, if preferred. 

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