Multi-Port EFI Kits

Dominator EFI Kit LS1 Main Harness w/ Trans Control w/ EV1 Injector Harness 550-656 Dominator® EFI Vehicle Management Systems are intended for non-emissions street and racing engine applications. In addition to the transmission control, drive by...

Dominator EFI Kit LS1 Main Harness w/ Trans Control, DBW w/ EV1 Injector Harness 550-657 Fits GM LS 24x Crank, 1x Cam - LS1/LS6 style Engines with EV1 Injectors a 4L60/80E Transmission, and a DBW Throttle Body. Dominator® EFI Vehicle Management...

Dominator EFI Kit LS2 Main Harness w/ Trans Control w/ EV1 Injector Harness 550-658 Dominator® EFI Vehicle Management Systems are intended for non-emissions street and racing engine applications. In addition to the transmission control, drive by...

Dominator EFI Kit LS2 Main Harness w/ EV1 Injector Harness 550-651 Dominator® EFI Vehicle Management Systems are intended for non-emissions street and racing engine applications. In addition to the transmission control, drive by wire, and dual...

Dominator EFI Kit LS2 Main Harness w/ Trans Control w/ EV1 Injector Harness 550-658 Fits GM LS 58x Crank, 4x Cam - 4.8/5.3/6.0 style Engines with EV1 Injectors, and a 4L60/80E Transmission Dominator® EFI Vehicle Management Systems are intended...

Dominator EFI Kit LS2 Main Harness w/ Trans, DBW w/ EV1 Injector Harness 550-660 Dominator® EFI Vehicle Management Systems are intended for non-emissions street and racing engine applications. In addition to the transmission control, drive by wire,...

FAST GM LS XFI Main Harness 301108 This XFI Main Harness has labeled wires with weather pack connectors to fit the specified application. Easy plug and play with FAST XFI 2.0 ECU.       

FAST XFI 2.0 ECU w/ Data Logging & Traction Control 301007 For owners of fuel injected crate/transplant engines, FAST™ presents a solution to allow easy conversion to aftermarket EFI for late model engines. Kits are tailored to perfectly match...

FAST XFI 2.0 ECU w/ Data Logging & Traction Control 301008 - 16 Injector Option For owners of fuel injected crate/transplant engines, FAST™ presents a solution to allow easy conversion to aftermarket EFI for late model engines. Kits are...

FAST XFI 2.0 ECU w/ Traction Control & 16 Injector Option 301006 For owners of fuel injected crate/transplant engines, FAST™ presents a solution to allow easy conversion to aftermarket EFI for late model engines. Kits are tailored to perfectly...

FAST XFI 2.0 Marine ECU 301015 For owners of fuel injected crate/transplant engines, FAST™ presents a solution to allow easy conversion to aftermarket EFI for late model engines. Kits are tailored to perfectly match the specific brand and model of...

FAST XFI GM Gen III LS Fuel Injector Harness 301202 This injector Harness by Fast features labeled wires and weather pack connectors for easy installation in specified applications.