Holley Terminator X Engine Control Module - 58x Reluctor Wheel - GM LS-Series 13-RS1-B-XS Back by popular demand

Back by popular demand

Webbing is double stitched with heavy nylon thread

10 and Down Ratio

Head crossover machined for 50-state emissions legal performance

1973-1977 Oldsmobile Cutlass

Holley Terminator X Engine Control Module - 58x Reluctor Wheel - GM LS-Series 13-RS1-B-XS Back by popular demandTerminator X ECU's are designed to be mounted with the LED's facing up. 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 Impedance Injectors) All of the new Terminator X systems utilize the Bosch LSU 4. 9 wideband to relay AFR information to the