AEM 52mm Boost Digital Gauge -30-35psi Subaru-STI easily controlled by the throttle

easily controlled by the throttle pedal:

BMW - 4 Series - F32 - 2013 - 2020 - RWD - FL - With EDC

Volkswagen - Golf - Mk 4 - 1997 - 2004 - 2WD - Rear

or permanent modifications

AEM 52mm Boost Digital Gauge -30-35psi Subaru-STI easily controlled by the throttleAEM's Digital Boost Display Gauges combine unsurpassed accuracy, speed and control with an easy to read digital LED interface that displays boost in 1 PSI increments, and a sweeping LED "needle" that lines the edge and moves as boost from 0 to up to 50 PSI. The boost gauge's digital readout will automatically increase and decrease in intensity due to the built in ambient light sensing photocell. AEM's digital boost gauges include a 0 5v analog output