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  • Buick Grand National 1984-1987 MS3Pro PNP ECU

    5 out of 5

    (P/N: MSPNPPro-GNX8487) The MS3Pro Buick Grand National Plug and Play Engine Management System  Fits 1984-1987 Buick Regal with the 3.8 Turbo V6, including Buick Grand National, T-Type, and GNX.  This powerful PNP ECU gives you FULL CONTROL of all as...

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  • MAP Sensor – GM 3 Bar MAP Sensor

    5 out of 5

    GM 3 Bar MAP Sensor aka Manifold Absolute Pressure Sensor. This sensor is good for up to 29psi of turbo/supercharger boost and is fully compatible with the MS3Pro ECU and all flavors of the MegaSquirt EMS / MicroSquirt EMS. Replaces GM Part Numbers 12...

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