Quick Overview 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. Modern blue 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 Attributes: GTIN: 00046074071591 Brand Name: AutoMeter Add-On: N/A Extended Information: Country of Origin: United States Emissions : Released Life Cycle Status: Available To Order Packing Information: Quantity of Each: 1 Package UOM: EA Dimension: 6.25 x 6 x 6.25 inches Weight: 1.1 lb PDF: PDF: 2650-1661