Does things other gauges can't! Display 2-8 values including up to 80 OBDII Mode 01 values with over 300 parameters available. View accurate values your OEM dash gauges filter and Data your dash does not display. Includes patented OBDII Density (exclusive to Banks). Built-in Shift and RPM Light. Connect multiple iDash gauges. Auto-Dimming Feature. Key Features Customizable gauge display Read Boost Pressure, EGT and so much more Avoid costly repairs by monitoring important sensors Display 2-8 values per gauge Read up to 80 OBD-II Mode 01 values View Data your dashboard does not display Displays accurate values your OEM dash gauges filter Includes exclusive density parameters Log up to 20 min/max values Built-in Shift and RPM Light Read and clear trouble codes Connect up to 4 iDash gauges User-selectable auto-dimming feature Fits standard 2-1/16 inch (52mm) gauge mounts Easy Install Features vary by application Expand functionality with Banks sensor modules US Patent # 7,593,808 and # 7,254,477 CARB E.O. Not Required