Holley EFI- 554-147 Pro-Dash GPS Module
The external GPS antenna is used to receive a GPS signal for vehicle speed. All of the base dash screens are configured to use this input for vehicle speed.
Features:
- Built-in magnet for more mouting options
Service GPS Module for Holley EFI Pro-Dashes
This GPS Module is plug and play with Holley EFI Pro Dashes part numbers 553-111, 553-112, 553-116, and 553-117.
