Holley Terminator X Max Engine Control Module - 3.5 in Touchscreen - GM LS-Series 550-933 RaceTec American-made high performance products since

American-made high performance products since 1989

1993-1998 GMC C3500

Compatible With Gasoline Or Alcohol

and 15 degrees retard module

Holley Terminator X Max Engine Control Module - 3.5 in Touchscreen - GM LS-Series 550-933 RaceTec American-made high performance products sinceHolley EFI Terminator X Max Engine Control Module 3. 5 in Touchscreen GM LS Series Take control of your LS engine with Terminator X Max! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self learning fuel strategies and the proven, race winning technology of Holley EFI at a budget friendly price! Terminator X Max features real time fuel learn, high impedance injector drivers, an