Auto Meter 3859 GS 2-1/16" 30 in. Hg/30 PSI Full Sweep Electric Vacuum Boost Gauge - High Performance Automotive Gauge for Turbocharged & Supercharged Engines - Perfect for Racing, Tuning & Engine Monitoring

Auto Meter 3859 GS 2-1/16" 30 in. Hg/30 PSI Full Sweep Electric Vacuum/Boost Gauge

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

Auto Meter’s race proven digital stepper motor electric instruments provide unmatched accuracy which is further increased by utilizing a self calibration sequence during power up