Availability
Holley Performance Carbs & More
Engine Management Systems, Dominator EFI, Lightweight ECU, Up to 24-Injectors, 12-Coils, Digital/Analog Input, Drive-by-Wire, VVT, Trans Control, Each
Part Number: HLY-554-114LW
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Engine Management Systems, Terminator X MAX, Up to 8-EV6 Injectors, 8-Coils, Plug-and-Play, Drive-by-Wire, Tuner/Trans Control, 4R70W, Ford, 5.0, Kit
Part Number: HLY-550-1512
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Engine Management Systems, Terminator X MAX, 8-EV1 Injectors, 8-Coils, Analog, Tuner Controls, Chevy, LS, 4,8-6.2L, 4x Cam, 58x Crank, Kit
Part Number: HLY-550-933
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Engine Management Systems, Terminator X, Up to 8-EV6 Injectors, 8-Coil, O2 Sensor, Plug-and-Play, Tuner, Controller, Dodge, Chrysler, 5.7-6.4L, Kit
Part Number: HLY-550-1225
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Fuel Injection Systems, Terminator X Max, Stealth 4150, 24X LS EFI, Four Injector, Throttle Body, Aluminum, Black, Trans Control, Chevy, 4.8-7.0L, Kit
Part Number: HLY-550-1029
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Fuel Injection Systems, Terminator X Max, Stealth 4150 EFI, Four Injector, Throttle Body, Speed Density, Aluminum, Gold, Tunable, Trans Control, Kit
Part Number: HLY-550-1013
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Engine Management Systems, Terminator X MAX, 8-EV1 Injectors, 8-Coils, Trans Control, Analog, USB Cable, Chevy, LS, 4.8-6.2L, 4x Cam, 58x Crank, Kit
Part Number: HLY-550-935T
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Fuel Injection Systems, Terminator X Max, Stealth 4150, 58X LS EFI, Four Injector, Throttle Body, Aluminum, Gold, Trans Control, Chevy, 4.8-7.0L, Kit
Part Number: HLY-550-1065
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Engine Management Systems, Terminator X, Up to 8-EV6 Injectors, 8-Coil, Analog, O2 Sensor, Plug-and-Play, Controller, Dodge, Chrysler, 5.7L, 6.1L, Kit
Part Number: HLY-550-1223
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Wiring Harnesses, Holley EFI, Gen III Hemi, Throttle Position, Idle Air Controls, Factory Connectors, Chrysler, Dodge, Jeep, Hemi, Late Model, Each
Part Number: HLY-558-116
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Engine Management Systems, Terminator X MAX, 8-Injectors, 8-Coil, Trans Control, Sensors, USB Tune Cable, Chevy, LS, 4.8-6.0L, 1x Cam, 24x Crank, Kit
Part Number: HLY-550-917T
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Engine Management Systems, Terminator X, Up to 8-Injectors, 8-Coils, Plug-and-Play, Analog Inputs, Controller, Chevy, Late LT, 5.3L, 6.2L, Kit
Part Number: HLY-550-1601
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Transmission Harnesses, Holley EFI, Control Harness, T-56 Magnum, Plug-and-Play, VSS, Reverse Lockout, for Terminator X, Max X ECUs, Each
Part Number: HLY-558-480
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Wiring Harnesses, Holley EFI, HEI Distributor, Adapter Harness, Small Cap, Computer Controlled, for Avenger, HP, Dominator EFI Systems, Each
Part Number: HLY-558-304
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Engine Management Systems, Terminator X MAX, 8-EV1 Injectors, 8-Coils, Analog, Trans and Tuner Controls, Chevy, LS, 4.8-6.2L, 4x Cam, 58x Crank, Kit
Part Number: HLY-550-935
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Fuel Injection Systems, Terminator X Max, Stealth 4150, 24X LS EFI, Four Injector, Throttle Body, Aluminum, Shiny, Trans Control, Chevy, 4.8-7.0L, Kit
Part Number: HLY-550-1028
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Throttle Lever Studs, 1.25 in. Length, Throttle/Cruise Control, Universal, Each
Part Number: HLY-20-64
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Engine Management Systems, Terminator X MAX, Up to 8-EV6 Injectors, 8-Coils, Plug-and-Play, Drive-by-Wire, Tuner/Trans Control, 4R70W, Ford, 5.0, Kit
Part Number: HLY-550-1508
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Engine Management Systems, Dominator EFI, 24-EV1 Injectors, 12-Coils, Analog/Digital, Trans Control, 4x Cam Sensor, Chevy, 4.8-7.0L, 58x Crank, Kit
Part Number: HLY-550-658
Not Yet Reviewed
Estimated Ship Date: Apr 8, 2026 if ordered today
Estimated Ship Date: Apr 8, 2026 if ordered today
Engine Management Systems, Terminator X, Up to 8-EV6 Injectors, 8-Coils, Analog, O2 Sensor, Plug-and-Play, 3.5 in. Controller, Ford, 4.6L, 5.4L, Kit
Part Number: HLY-550-1217
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Distributors, Holley EFI, Dual-Sync, Hall Effect, Computer-controlled, Male/HEI, Black Cap, Black Housing, Chrysler, Dodge, Plymouth, 4.5-5.9L, Each
Part Number: HLY-565-208BK
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Carburetor Gaskets, Fuel Bowl, Primary, Buna Rubber, Blue, Non-Stick, Model 4165, 4175, No Computer Controlled, Pair
Part Number: HLY-108-92-2
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Engine Management Systems, Terminator X MAX, 8-EV6 Injectors, 8-Coils, Plug-and-Play, Drive-by-Wire, Tuner/Trans Control, 4R70W, Ford, 4.6L, 5.4L, Kit
Part Number: HLY-550-1319
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Engine Management Systems, Terminator X MAX, 8-EV6 Injectors, 8-Coils, Plug-and-Play, Drive-by-Wire, Tuner/Trans Control, 4R70W, Ford, 4.6L, 5.4L, Kit
Part Number: HLY-550-1317
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Plugs, Sniper EFI, Idle Air Control Plug, O-ring Included, for Dual 4 Barrel, Sniper EFI Engines, Each
Part Number: SNE-543-123
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster