Holley EFI 12.3″ Pro Dash 553-111

Original price was: $2,436.00.Current price is: $2,076.26. Each - Free Shipping



The Big Kahuna! Holley’s New 12.3″ Pro Dash is the next evolution in digital dash displays with a whopping 1280 x 480 pixel color capacitive touch screen that is low glare, bright and just looks awesome! Customize the display with your choice of gauges, virtual switches, indicator lights you name it, if your Holley ECU has the data, it can be displayed and controlled with the Holley EFI Pro Dash.

SKU: HLY-553-111 Category: Tag:
The Holley EFI 12.3″ Pro Dash also features a plethora of inputs and outputs for expanded functionality of your Holley EFI installation. The included 34 pin connector has 13 multi-configurable inputs for most Holley EFI sensors, such as pressure and temperature. Not using Holley EFI sensors? We still have you covered, these inputs are configurable, allowing you to utilize different sensor scaling calibrations!
The Pro Dash also features two dedicated speed inputs, for RPM, Driveshaft speed, or any other Hall effect speed input. Need more outputs? The Pro Dash contains 4 ground switched outputs, that can be utilized with the switch panel feature to quickly turn on any of your auxiliary accessories, such as a master nitrous switch, or an electric water pump.


  • Real-time ECU tuning, allows you to make quick tune changes, without needing to hook up a laptop!
  • Capable of monitoring up to 238 real-time values such as RPM/TPS/Boost
  • 16 default background skins pre-loaded with unlimited options for importing custom layouts
  • Quickly swipe between multiple active screens (tune, warm-up, race, drive, etc.)
  • Virtual switch panel eliminates the need for external toggle switches
  • Manual or auto-brightness features for easy viewing day or night
  • Built-in GPS with odometer function (Antenna included)
  • On-screen datalog playback features allows you to review vital run information
  • Expandable storage via USB
  • No stylus required, capacitive touch, just like your smart phone.
  • User definable channel alarms and warnings
  • 6x 1/4-28 mounting holes for surface or flush mounting, with high quality hardware included!
  • Includes everything needed for installation!
  • USB Keyboard and Mouse functionality makes it quick and easy to setup new layouts
  • Includes 34 Pin Wiring Harness contains Power, Ground and CANbus connections
  • Input and output functionality for 13 multi-configurable inputs, and 4 ground switched outputs.
  • User defined alarms for any input
  • Upgradable with future software enhancements
  • Viewing area is 12.3″ on the diagonal, 11.5″ wide by 4.25″ tall
  • Dash weight – 3.29lbs
  • Compatible with our Plug and Play Programmable Shift Light – Part Number 553-107

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