Direct Injection EFI Kits

Holley Terminator X Max GM Gen V LT GDI Early Standalone ECU & Wire Harness 550-1610 - Trans Control Take control of your GM Gen V LT1, L83, or L86 engine with Terminator X! Do not settle for a factory ECU with a cumbersome tuning interface when...

Holley Terminator X Max GM Gen V LT GDI Early Standalone ECU & Wire Harness 550-1620 - DBW    Take control of your GM Gen V LT1, L83, or L86 engine with Terminator X! Do not settle for a factory ECU with a cumbersome...

Holley Terminator X Max GM Gen V LT Early GDI Standalone ECU & Wire Harness 550-1620LSD - DBW Take control of your GM Gen V LT1, L83, or L86 engine with Terminator X! Do not settle for a factory ECU with a cumbersome tuning interface when you...

Holley Terminator X Max GM Gen V LT GDI Late Standalone ECU & Wire Harness 550-1611 - Trans Control Take control of your GM Gen V LT1, L83, or L86 engine with Terminator X! Do not settle for a factory ECU with a cumbersome tuning interface when...

Holley Terminator X Max GM Gen V LS GDI Late Standalone ECU & Wire Harness 550-1621LSD - DBW Take control of your GM Gen V LT1, L83, or L86 engine with Terminator X! Do not settle for a factory ECU with a cumbersome tuning interface when you can...

Holley Terminator X Max GM Gen V LT GDI Late Standalone ECU & Wire Harness 550-1621 - DBW Take control of your GM Gen V LT1, L83, or L86 engine with Terminator X! Do not settle for a factory ECU with a cumbersome tuning interface when you can...

Holley Terminator X Max GM Gen V LT GDI Late Standalone ECU & Wire Harness 550-1631LSD - Trans Control/DBW Take control of your GM Gen V LT1, L83, or L86 engine with Terminator X! Do not settle for a factory ECU with a cumbersome tuning...

Holley Terminator X Max GM Gen V LT Late Standalone ECU & Wire Harness 550-1631 - Trans Control/DBW Take control of your GM Gen V LT1, L83, or L86 engine with Terminator X! Do not settle for a factory ECU with a cumbersome tuning interface when...

Holley Terminator X Max GM Gen V LT Early Standalone ECU & Wire Harness 550-1630 - Trans Control/DBW Take control of your GM Gen V LT1, L83, or L86 engine with Terminator X! Do not settle for a factory ECU with a cumbersome tuning interface when...

Holley Terminator X Max GM Gen V LT Early Standalone ECU & Wire Harness 550-1630LSD - Trans Control/DBW Take control of your GM Gen V LT1, L83, or L86 engine with Terminator X! Do not settle for a factory ECU with a cumbersome tuning interface when...

Holley Terminator X GM Gen V LT Early Standalone ECU & Wire Harness 550-1600 Take control of your GM Gen V LT1, L83, or L86 engine with Terminator X! Do not settle for a factory ECU with a cumbersome tuning interface when you can have complete...

Holley Terminator X GM Gen V LT Late Standalone ECU & Wire Harness 550-1601 Take control of your GM Gen V LT1, L83, or L86 engine with Terminator X! Do not settle for a factory ECU with a cumbersome tuning interface when you can have complete...