Holley Terminator X Max Engine Control Module - 3.5" Touchscreen - Wiring Harness - Drive By Wire - Transmission Control - LS2/LS3 3550224-123- M as the system cools

as the system cools

and Return ports

60 mm Journal

optimized port and chamber design

1964-1972 Ford Mustang

Holley Terminator X Max Engine Control Module - 3.5" Touchscreen - Wiring Harness - Drive By Wire - Transmission Control - LS2/LS3 3550224-123- M as the system coolsTerminator X ECU's are designed to be mounted with the LED's facing up. Designed to work with GM Throttle body P N's 12570790 and 12580760 Designed to work with GM Throttle Pedal P N 10379038 Real Time fuel map learn, takes the guess work out of tuning your base fuel table. High Impedance Injector Drivers will safely power most Stock LS injectors, and Holley EFI Injectors. Injector support chart provided in the instructions (Will not control Low