How well is your intercooler working? Find out with this DUAL intake air temperature gauge. This gauge displays information from two different air temp sensors, so you can keep track of temps before and after your intercooler. Brand new fast-response sensor technology gives near-instant read temperatures. Reads in degrees Fahrenheit or Celsius, 0°F to 300°F, 0°C to 149°C. 52mm gauge size. Includes gauge, wiring, two 3/8" NPT air temp sensors, and instructions.