Product images and videos are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.
Gauges and Accessories› Individual Gauges
AutoMeter
Autometer GS 30inhg-30PSI Digital Vac/Boost Gauge
SKU: A00Q 3859
Easy — 1–2 hours
Overview
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Part #: 3859
Keeping Track Of The Vacuum And Boost On Your Forced Induction Application Is Critical For Extracting The Most Power Safely While Keeping Your Engine In The Powerband. Autometers Digital Stepper Motor Boost/Vacuum Gauges Provide The Most Accurate Eadings Available, Unparalleled Response Time And Smooth Needle Movement. Taking Advantage Of Autometers Advanced Circuitry, These Gauges Automatically Calibrate On Every Startup To Compensate For Altitude, Barometric Pressure And Other Atmospheric Conditions. Includes An Advanced Map Sensor And Wiring Harness For Ease Of Installation. Designed For Gasoline Engines, A Boost Only Version Is Also Available For Diesel Or Extreme Boost Applications.
Features:
- Modern green LED through-the-dial lighting provides clear visibility during nighttime use
- Includes data acquisition grade solid-state MAP Sensor, providing unmatched accuracy and durability even in the harshest environments
- Gauge kit includes MAP Sensor, T-Fitting, nylon tubing, vacuum fittings, wiring harness, mounting hardware, and detailed instructions for installation
- 12 and 16 volt compatible, compatible with nearly every street car or race car electrical system
- Autometers Race Proven Digital Stepper Motor Electric Instruments Provide Unmatched Accuracy Which Is Further Increased By Utilizing A Self Calibration Sequence During Power Up
Modern green LED through-the-dial lighting provides clear visibility during nighttime use
Vehicle Symptoms
- Engine feels sluggish under boost
- Not sure if turbo is boosting properly
- Boost pressure fluctuating or dropping
- Hesitation during acceleration
- Want to monitor vacuum for engine health
Diagnostic Codes
- P0234 – Engine Overboost Condition
- P0236 – Turbocharger/Supercharger Boost Sensor A Range/Perf
- P0106 – Manifold Absolute Press/Barometric Press Range/Perf
Relevant Conversations
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- symptoms of failing MAP sensor
- P0236 code causes and solutions
- boost gauge installation guide for 2018 F-150 EcoBoost
Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.
Fitment
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Specifications
| Brand | AutoMeter |
| Part Number | A00Q 3859 |
About MOTORMIA
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Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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