Lowdoller Motorsports 5 Bar MAP Sensor (-1 to +4 Bar Map Sensor) PN: 899005 / -14.5 PSI to +58 PSI Absolute pressure sensor. -14.5 PSI = 0.5 Volts, 58 PSI = 4.5 Volts. Outputs 0.5V to 4.5V. Input 5V. Accuracy 0.5% of full scale. Heavy-duty Stainless-steel body. 1/8" NPT thread. Includes GT150 Packard connector with pins, and grommets. (Pre-wired cable sold separately.) Compatible with all EFI and data logging systems. 5 Bar map sensor.