Multi-Port EFI Kits

FiTech 1000 HP LS1/LS2/LS6 102mm Ultimate EFI System 70030 The Ultimate LS1/LS2/LS6 1000HP Intake Manifold Kit with 102mm Throttle Body are a complete self-tuning induction systems for LS engines designed for the do-it-yourself hot rodder to the...

LSXceleration LS1 to LS3 Style Map Sensor Adapter 28-416 This adapter allows the use of an LS3 style map sensor with an LS1/LS2 style map sensor harness. 

Holley EFI CAN Input/Output Module Kit w/Harness 554-165 The Holley EFI CAN Input/Output Module can be added to Holley EFI HP, Dominator, Terminator X and Terminator X Max EFI installation. This CAN module will add eight inputs and eight outputs to the...

Holley EFI CAN Input/Output Module Kit 554-166 The Holley EFI CAN Input/Output Module can be added to Holley EFI HP, Dominator, Terminator X and Terminator X Max EFI installation. This CAN module will add eight inputs and eight outputs to the system,...

Holley Terminator X Max GM LS Standalone ECU & Wire Harness 550-935T - 24x/EV1 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,...

Holley Terminator X Max GM LS Standalone ECU & Wire Harness 550-929T - 24x/EV1   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...

Holley Terminator X Max GM LS Standalone ECU & Wire Harness 550-926T - 24x/EV1 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,...

Holley Terminator X Max GM LS Standalone ECU & Wire Harness 550-932T - 24x/EV6 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...

Holley Terminator X Max GM LS Standalone ECU & Wire Harness 550-934T - 24x/EV1 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...

Holley Terminator X Max GM LS Standalone ECU & Wire Harness 550-920T - 24x/EV1   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...

Holley Terminator X GM LS Standalone ECU & Wire Harness 550-920T - 24x/EV1 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,...

Holley Terminator X GM LS Standalone ECU & Wire Harness 550-931T - 24x/EV1 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,...