The Holley EFI 5-inch Digital Dash comes out of the box, ready to plug and play with your Gen 1 Sniper EFI, Terminator X or X MAX, and Holley EFI Dominator or HP ECU. The 5-inch digital touch screen display is pre-loaded with 3 easy to read layouts that provide critical system information, such as Throttle Position, Manifold Air Pressure, Air Fuel Ratio, Battery Voltage, Engine Coolant Temperature, RPM, and Speed, thanks to the provided Magnetic GPS Antenna included in the kit! The Holley EFI 5-inch Digital Dash also offers Tuning for Terminator X and Terminator X Max, Gen 1 Sniper EFI, and Holley EFI Dominator and HP ECUs. Want a cool place to keep your handheld, with the use of a CAN Splitter (p/n: 558-465) you can mount your 3.5-inch digital touch screen in your engine bay, allowing you to see vital system information while working on your project. The 5-inch Digital Dash also includes two dash mounting stand offs, and suction cup, allowing you to quickly mount the dash to most flat surfaces in the vehicle, without drilling any holes.