{"product_id":"gm-3-bar-map-sensor","title":"GM 3 Bar MAP Sensor","description":"\u003cp\u003eThis GM 3-Bar MAP Sensor allows you to monitor up to 29 psi of boost pressure, making it an excellent choice for boosted applications. It offers accuracy and reliability, and it is frequently used with MegaSquirt ECUs, particularly in turbocharged or supercharged vehicles.\u003c\/p\u003e\n\u003ch2\u003eFeatures:\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMeasures pressure from 1 Bar to 3 Bar (absolute)\u003c\/li\u003e\n\u003cli\u003eReliable sensor for forced induction applications\u003c\/li\u003e\n\u003cli\u003eIdeal for use with MegaSquirt and other aftermarket ECUs\u003c\/li\u003e\n\u003cli\u003eFits most GM vehicles equipped with 3-Bar MAP sensors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications:\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePressure Range: 1 Bar to 3 Bar (14.7 psi to 29 psi boost)\u003c\/li\u003e\n\u003cli\u003eConnector: 3-pin weatherproof connector\u003c\/li\u003e\n\u003cli\u003eInput Voltage: 5V\u003c\/li\u003e\n\u003cli\u003eOutput Voltage: 0.1V to 4.9V (linear output)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWiring:\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePin A: Sensor Ground\u003c\/li\u003e\n\u003cli\u003ePin B: Output Signal to ECU\u003c\/li\u003e\n\u003cli\u003ePin C: 5V Vref\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0635\/9387\/3517\/files\/gm_3bar_map_sensor_wiring_pinout-500x197.jpg?v=1752866999\" alt=\"\"\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eCalibration:\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCalibration Type: linear\u003c\/li\u003e\n\u003cli\u003e0V = 1.1 kPa\u003c\/li\u003e\n\u003cli\u003e5V = 315.5 kPa\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTunerStudio Setup\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLocation: Tools\u0026gt; Calibrate MAP\/Baro\u003c\/li\u003e\n\u003cli\u003eSteps:\n\u003cul\u003e\n\u003cli\u003eCommon MAP Sensors: GM 3-Bar \/ MPXH6300\u003c\/li\u003e\n\u003cli\u003eClick ‘Burn’ to save calibraion to the MegaSquirt ECU\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0635\/9387\/3517\/files\/gm-3bar-map-sensor-megasquirt-calibration.jpg?v=1752867007\" alt=\"\"\u003e\u003c\/div\u003e\n\u003ch2\u003eIncluded in Box:\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGM 3-Bar MAP Sensor\u003c\/li\u003e\n\u003cli\u003eDepends on option chosen:\n\u003cul\u003e\n\u003cli\u003eConnector \u0026amp; Pins\u003c\/li\u003e\n\u003cli\u003e6″ Pigtail\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"AMP","offers":[{"title":"GM 3 Bar MAP Sensor ONLY","offer_id":67718812762280,"sku":"GM3BarMap","price":77.99,"currency_code":"USD","in_stock":true},{"title":"GM 3 Bar MAP Sensor w\/ Pigtail","offer_id":67718812795048,"sku":"GM3BarMap-wPiggy","price":89.99,"currency_code":"USD","in_stock":true},{"title":"GM 3 Bar MAP Sensor w\/ Connector \u0026 Pins","offer_id":67718812827816,"sku":"GM3BarMap-wConn","price":86.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0418\/0308\/8040\/files\/GM3bar-map2.webp?v=1792700365","url":"https:\/\/trackprepperformance.com\/products\/gm-3-bar-map-sensor","provider":"TrackPrep Performance","version":"1.0","type":"link"}