Holley EFI

Holley 558-133 LS1/6 (24x/1x) Engine Main Harness - Extended Length

For Dominator, HP, Terminator X and Terminator X Max ECU's

SKU: 558-133

Holley EFI

Holley 558-102 LS1/6 (24x/1x) Engine Main Harness

LS1/6 Main Harness for HP EFI & Dominator EFI

SKU: 558-102

Holley EFI

Holley 550-934T EFI Terminator X Max - LS1/LS6

24x Crank - 1x Cam - EV6 Injectors - Drive-By-Wire Throttle Body and Transmission Control - USB/CAN Tuning Cable

SKU: 550-934T

Holley EFI

Holley 550-934 EFI Terminator X Max - LS1/LS6

24x Crank - 1x Cam - EV6 Injectors - Drive-By-Wire Throttle Body and Transmission Control - 3.5 in. Touchscreen

SKU: 550-934

Holley EFI

Holley 550-932T EFI Terminator X Max - LS1/LS6

24x Crank - 1x Cam - EV6 Injectors - Drive-By-Wire Throttle Body Control - USB/CAN Tuning Cable

SKU: 550-932T

Holley EFI

Holley 550-932 EFI Terminator X Max - LS1/LS6

24x Crank - 1x Cam - EV6 Injectors - Drive-By-Wire Throttle Body Control - 3.5 in. Touchscreen

SKU: 550-932

Holley EFI

Holley 550-929T EFI Terminator X Max - LS1/LS6

24x Crank - 1x Cam - EV1 Injectors - Drive-By-Wire Throttle Body Control - USB/CAN Tuning Cable

SKU: 550-929T

Holley EFI

Holley 550-929 EFI Terminator X Max - LS1/LS6

24x Crank - 1x Cam - EV1 Injectors - Drive-By-Wire Throttle Body Control - 3.5 in. Touchscreen

SKU: 550-929

Holley EFI

Holley 550-926T EFI Terminator X Max - LS1/LS6

24x Crank - 1x Cam - EV1 Injectors - Drive-By-Wire Throttle Body and Transmission Control - USB/CAN Tuning Cable

SKU: 550-926T

Holley EFI

Holley 550-926 EFI Terminator X Max - LS1/LS6

24x Crank - 1x Cam - EV1 Injectors - Drive-By-Wire Throttle Body and Transmission Control - 3.5 in. Touchscreen

SKU: 550-926

Holley EFI

Holley 550-919T EFI Terminator X Max - LS1/LS6

24x Crank - 1x Cam - EV6 Injectors - Transmission Control - USB/CAN Tuning Cable

SKU: 550-919T

Holley EFI

Holley 550-919 EFI Terminator X Max - LS1/LS6

24x Crank - 1x Cam - EV6 Injectors - Transmission Control - 3.5 in. Touchscreen

SKU: 550-919

Holley EFI

Holley 550-916T EFI Terminator X Max - LS1/LS6

24x Crank - 1x Cam - EV1 Injectors - Transmission Control - USB/CAN Tuning Cable

SKU: 550-916T

Holley EFI

Holley 550-916 EFI Terminator X Max - LS1/LS6

24x Crank - 1x Cam - EV1 Injectors - Transmission Control - 3.5 in. Touchscreen

SKU: 550-916

Holley EFI

Holley 550-909T EFI Terminator X - GM LS1/LS6

24x Crank - 1x Cam - EV6 Injectors - USB/CAN Tuning Cable

SKU: 550-909T

Holley EFI

Holley 550-909 EFI Terminator X - GM LS1/LS6

24x Crank - 1x Cam - EV6 Injectors - 3.5 in. Touchscreen

SKU: 550-909

Holley EFI

Holley 550-903T EFI Terminator X - GM LS1/LS6

24x Crank - 1x Cam - EV1 Injectors - USB/CAN Tuning Cable

SKU: 550-903T

Holley EFI

Holley 550-903 EFI Terminator X - GM LS1/LS6

24x Crank - 1x Cam - EV1 Injectors - 3.5 in. Touchscreen

SKU: 550-903

Holley EFI

Holley 550-657 Dominator EFI Kit - LS1 Main Harness w/ Trans and DBW with EV1 Injector Harness

Fits GM LS 24x Crank, 1x Cam - LS1/LS6 style Engines with EV1 Injectors a 4L60/80E Transmission, and a DBW Throttle Body.

SKU: 550-657

Holley EFI

Holley 550-656 Dominator EFI Kit - LS1 Main Harness w/ Trans Control with EV1 Injector Harness

Fits GM LS 24x Crank, 1x Cam - LS1/LS6 style Engines with EV1 Injectors, and a 4L60/80E Transmission

SKU: 550-656

Holley EFI

Holley 550-650 Dominator EFI Kit - LS1 Main Harness with EV1 Injector Harness

Fits GM LS 24x Crank, 1x Cam - LS1/LS6 style Engines with EV1 Injectors

SKU: 550-650

Holley EFI

Holley 534-210 LS Hi-Flow Fuel Rail Kit - Includes Hose & Fittings Fits LS1, LS2, LS3, LS6 & L99 factory intakes

LS Hi-Flow Holley EFI Fuel Rails - Same as 534-209, but also includes (6') braided hose, (4) 90º and (2) straight -6 hose ends

SKU: 534-210

Holley EFI

Holley 534-204 LS1/2/6 Fuel Rail Kit

For Dual-Quad and Cathedral Port Hi-Ram

SKU: 534-204

Holley EFI

Holley 300-624BK Dual Fuel Injector Lo-Ram EFI Intake Manifold Kit GM LS1/LS2/LS6

Black Finish

SKU: 300-624BK