AEM Classic Series 0-150 PSI Oil Pressure Display Gauge - 30-4407 Nissan Silvia S14 Honda officially calls these the

Honda officially calls these the "First-2nd Select Spring" and "Fifth-Sixth Select Spring

HC3-HDG6 kit features ACT's most popular Heavy Duty pressure plate

Factory calibrated resistor does not require free-air calibration

It is a must for users who want highly accurate boost pressure readouts up to 60 PSI or 4 BAR in their high performance vehicle

88-91 Honda CRX HF 1

AEM Classic Series 0-150 PSI Oil Pressure Display Gauge - 30-4407 Nissan Silvia S14 Honda officially calls these theAEM Digital Oil Pressure Gauges combine unsurpassed accuracy, speed and control with an easy to read digital LED interface that displays oil pressure in 1 PSI increments, and a sweeping LED "needle" that lines the edge and moves as oil pressure changes from 0 to 100. The oil pressure gauge's digital readout will automatically increase and decrease in intensity due to the built in ambient light sensing photocell. AEM's digital oil pressure gauges