Availability
CHEVROLET Holley Parts and Accessories
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 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Accessory Drive Systems, LS Mid-mount, Serpentine, Alternator, Water Pump, Counterclockwise, Power Steering, GM 2, Black Finish, Chevy, 4.8-7.0L, Kit
Part Number: HLY-20-186BK
Not Yet Reviewed
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 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 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Fuel Injection Systems, Terminator X Max, Stealth 4150, 58X LS EFI, Four Injector, Throttle Body, Aluminum, Black, Trans Control, Chevy, 4.8-7.0L, Kit
Part Number: HLY-550-1064
Estimated Ship Date: Mar 11, 2026 if ordered today
Estimated Ship Date: Mar 11, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Holley Terminator X MAX Stealth 4150 58X LS EFI Fuel Injection Systems 550-1063
Not Yet Reviewed
Estimated Ship Date: Monday 2/23/2026
Engine Management Systems, Dominator EFI, Connects 24-EV1 Injectors, 12-Coils, Analog/Digital inputs, Chevy, 4.3-7.4L, Push-rod Engine, Kit
Part Number: HLY-550-654
Not Yet Reviewed
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Fuel Injection Systems, Terminator X, Stealth 4150, 58X LS EFI, Four Injector, Throttle Body, Speed Density, Aluminum, Black, Chevy, 4.8-7.0L, Kit
Part Number: HLY-550-1061
Not Yet Reviewed
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Accessory Drive Systems, LS Mid-Mount, Serpentine, Alternator, Power Steering, Water Pump, AC, Pulleys, 6-groove, Natural Finish, Chevy, 4.8-7.0L, Kit
Part Number: HLY-20-190
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Fuel Injection Systems, Terminator X, Stealth 4150, 58X LS EFI, Four Injector, Throttle Body, Speed Density, Aluminum, Shiny, Chevy, 4.8-7.0L, Kit
Part Number: HLY-550-1060
Not Yet Reviewed
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Accessory Drive Systems, LS Mid-mount, Serpentine, Alternator, Water Pump, Power Steering, SFI Damper, Hardware, Black Finish, Chevy, 4.8-7.0L, Kit
Part Number: HLY-20-181BK
Not Yet Reviewed
Estimated Ship Date: Mar 12, 2026 if ordered today
Estimated Ship Date: Mar 12, 2026 if ordered today
Accessory Drive Systems, LS Mid-mount, Serpentine, Alternator, Water Pump, Counterclockwise, Power Steering, GM 2, Polished, Chevy, 4.8-7.0L, Kit
Part Number: HLY-20-186P
Not Yet Reviewed
Estimated Ship Date: Mar 12, 2026 if ordered today
Estimated Ship Date: Mar 12, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
March Performance Chevy LS Series Serpentine Kits 20085-08
Not Yet Reviewed
Estimated Ship Date: Monday 2/23/2026
Fuel Injection Systems, Terminator X Max, LT4, Direct Injection, ECM, Transmission Controller, 6L80E Power Adder Compatible, GM Late ,Kit
Part Number: HLY-550-1634-6
Not Yet Reviewed
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Accessory Drive Systems, Mid-Mount, Black, Serpentine, 6-groove, GM Type 2, Sanden SD-7, Chevy, LSA, LS, Kit
Part Number: HLY-20-163BK
Not Yet Reviewed
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Engine Management Systems, Terminator X MAX, 8-Injectors, 8-Coil, Sensors, Trans and Tuner Controller, Chevy, LS, 4.8-6.0L, 1x Cam, 24x Crank, Kit
Part Number: HLY-550-917-6
Not Yet Reviewed
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Accessory Drive Systems, LT Mid-Mount, Dry Sump, Serpentine, Alternator, Water Pump, Power Steering, A/C, Black Finish, Chevy, Gen V, 6.2L, Kit
Part Number: HLY-20-221BK
Not Yet Reviewed
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Engine Management Systems, Terminator X MAX, 8-Injectors, 8-Coils, Plug-and-Play, LT Drive-by-Wire, Chevy, Early LT, 5.3L, 6.2L, Kit
Part Number: HLY-550-1620
Not Yet Reviewed
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Engine Management Systems, Dominator EFI, Connects 24-EV1 Injectors, 12-Coils, Analog/Digital inputs, 1x Cam Sensor, Chevy, 5.7L, 6.0L, 24x Crank, Kit
Part Number: HLY-550-656
Not Yet Reviewed
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Fuel Injection Systems, Terminator X, Stealth 4150, 24X LS EFI, Four Injector, Throttle Body, Speed Density, Aluminum, Shiny, Chevy, 4.8-7.0L, Kit
Part Number: HLY-550-1020
Not Yet Reviewed
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Fuel Injection Systems, Terminator X Max, LT4, Direct Injection, ECM, Transmission Controller, 6L80E Power Adder Compatible, GM Early ,Kit
Part Number: HLY-550-1633-6
Not Yet Reviewed
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Engine Management Systems, Terminator LS, Plug-andPlay, 8-Injectors, 8-Coils, Analog Inputs, with Controller, Chevy, Truck, 4.8-6.0L, 24x Crank, Kit
Part Number: HLY-550-614
Estimated Ship Date: Mar 12, 2026 if ordered today
Estimated Ship Date: Mar 12, 2026 if ordered today
Engine Management Systems, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, Four Digital Inputs, GM, LS2, LS7, 58x Crank Sensor, Kit
Part Number: HLY-550-603
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Fuel Injection Systems, Terminator X, Stealth 4150, 24X LS EFI, Four Injector, Throttle Body, Speed Density, Aluminum, Black, Chevy, 4.8-7.0L, Kit
Part Number: HLY-550-1021
Not Yet Reviewed
Estimated Ship Date: Mar 12, 2026 if ordered today
Estimated Ship Date: Mar 12, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Holley Terminator X Stealth 4150 24X LS EFI Fuel Injection Systems 550-1022
Not Yet Reviewed
Estimated Ship Date: Monday 2/23/2026
Engine Management Systems, Dominator EFI, 24-EV1 Injectors, 12-Coils, Analog/Digital, Drive-by-wire, 1x Cam Sensor, Chevy, 5.7L, 6.0L, 24x Crank, Kit
Part Number: HLY-550-657
Not Yet Reviewed
Estimated Ship Date: Mar 12, 2026 if ordered today
Estimated Ship Date: Mar 12, 2026 if ordered today
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: Mar 12, 2026 if ordered today
Estimated Ship Date: Mar 12, 2026 if ordered today
Fuel Injection Systems, Terminator X Max, LT4, Direct Injection, ECM, Self Tuning, Power Adder Compatible, Wiring Harness, Oxygen Sensor. GM Early,Kit
Part Number: HLY-550-1623
Not Yet Reviewed
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Accessory Drive Systems, Mid-Mount, Natural, Serpentine, 6-groove, GM Type 2, Sanden SD-7, Chevy, LSA/LS, Kit
Part Number: HLY-20-163
Estimated Ship Date: Monday 2/23/2026 if shipped by air
Estimated Ship Date: Monday 2/23/2026 if shipped by air
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