The Multi Map Selector is designed specifically for use with Holley Dominator EFI systems (not HP). It allows for up to four different calibrations (Global Folders) to be selected at vehicle key-on (startup). The switch is connected into the J3 ECU Connector (included). Multiple maps can be used for many different purposes, such as different fuel types or octane, maps for different track conditions, different nitrous setups, etc.Features:Part number includes (1) J3 ECU Connector, (1) Map Selector Switch (with wires and terminated pins), and (2) extra ECU pins.Specs: Brand: Holley EFI Category: Air and Fuel Delivery Category: EFI - Fuel Injection Category: Fuel Injection - EFI Connector Gender: Female Emission Code: 5 Grade Type: Performance Harness Type: Auxiliary Mounting Hardware Included: No Product Type: Multi Map Selector Terminal Gender: Female Tech Resources: EFI selection chartInstructions - 199r10523.pdf
