Data Logger 0-5V Output Provides ECU And Data Systems With Vital Information,Pumps Allow Drivers To Focus On The Competition While The Gauges Control Key Vehicle Systems,12 And 16 Volt Compatible; Compatible w/Nearly Every Street Car Or Race Car Electrical System,Include 1/8 in. NPT Stainless Steel Pressure Transducer; Wiring Harness; Mounting Hardware; Instructions Installation,7 User Selectable Colors To Match Visual Preferences Of Driver And Visibility Conditions,Set Custom Alert High And Low Points and Receive Warning Notification To Highlight The Need For Driver Attention,Digital Stepper Motor Electric Instruments Provide Unmatched Accuracy,Custom Programmable Activation and Deactivation Points For Key Functions Like Lights; Fans; Switches,Acquire Data For Later Review With One-Touch Peak Recall Functionality