In Stock
- In Stock Items. Ships Today. (24) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- In Stock Items, Including at a Supplier. Ships In a Few Days. (34) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- All Items, Including Not In Stock (36) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Department
Part Type
- Accessory Drive Systems (17) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Engine Management Systems (9) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Fuel Injection Systems (8) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Make/Engine
In Stock
Savings Central
- Free Shipping (17)

Selected Filters

Availability

- In Stock Items. Ships Today. (24) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- In Stock Items, Including at a Supplier. Ships In a Few Days. (34) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- All Items, Including Not In Stock (36) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Filters
Department
Part Type
- Accessory Drive Systems (17) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Engine Management Systems (9) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Fuel Injection Systems (8) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Make/Engine
Savings Central
- Free Shipping (17)

Holley Parts and Accessories

Showing In Stock Items. Show All 36 Items.

Individual Parts

Part Groups

Results 1 - 25 of 34

Holley Mid-Mount Complete Accessory Systems 20-185BK

Accessory Drive Systems, LS Mid-mount, Serpentine, Alternator, Water Pump, Clockwise, Power Steering, AC, SD-7, Black Finish, Chevy, 4.8-7.0L, Kit

Part Number: HLY-20-185BK

4.69 out of 5 stars ( 26 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley Terminator X MAX Engine Management Systems 550-928-6

Engine Management Systems, Terminator X MAX, 8-Injectors, 8-Coil, Sensors, Trans and Tuner Controller, Chevy, LS, 4.8-6.2L, 4x Cam, 58x Crank, Kit

Part Number: HLY-550-928-6

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley Mid-Mount Complete Accessory Systems 20-185

Accessory Drive Systems, LS Mid-mount, Serpentine, Alternator, Water Pump, Clockwise, Power Steering, AC, SD-7, Natural Finish, Chevy, 4.8-7.0L, Kit

Part Number: HLY-20-185

4.71 out of 5 stars ( 28 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley Terminator X MAX Engine Management Systems 550-1425

Engine Management Systems, Terminator X MAX, 8-EV6 Injectors, 8-Coils, Drive-by-Wire, 3.5 in. Controller, Chrysler, Dodge, 5.7L, 6.4L, Non-VVT, Kit

Part Number: HLY-550-1425

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley Terminator X MAX Engine Management Systems 550-918-6

Engine Management Systems, Terminator X MAX, 8-Injectors, 8-Coil, Sensors, Trans and Tuner Controller, Chevy, LS, 4.8-6.2L, 4x Cam, 58x Crank, Kit

Part Number: HLY-550-918-6

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley Dominator EFI Vehicle Management Systems 550-660

Engine Management Systems, Dominator EFI, 24-EV1 Injectors, 12-Coils, Drive-by-wire, Trans Control, 4x Cam Sensor, Chevy, 4.8-7.0L, 58x Crank, Kit

Part Number: HLY-550-660

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley Dominator EFI Vehicle Management Systems 550-651

Engine Management Systems, Dominator EFI, Connects 24-EV1 Injectors, 12-Coils, Analog/Digital inputs, 4x Cam Sensor, Chevy, 4.8-7.0L, 58x Crank, Kit

Part Number: HLY-550-651

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley Mid-Mount Complete Accessory Systems 20-205

Accessory Drive Systems, LT Mid-Mount, Serpentine, Alternator, Power Steering, Water Pump, Belts, Damper, Natural Finish, GM, Gen V, 5.3L, 6.2L, Kit

Part Number: HLY-20-205

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley Mid-Mount Complete Accessory Systems 20-220BK

Accessory Drive Systems, LT Mid-Mount, Wet Sump, Serpentine, Alternator, Water Pump, Power Steering, A/C, Black Finish, Chevy, Gen V, 6.2L, Kit

Part Number: HLY-20-220BK

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley Mid-Mount Complete Accessory Systems 20-205BK

Accessory Drive Systems, LT Mid-Mount, Serpentine, Alternator, Power Steering, Water Pump, Belts, Damper, Black Finish, GM, Gen V, 5.3L, 6.2L, Kit

Part Number: HLY-20-205BK

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley Terminator X MAX Stealth 4150 24X LS EFI Fuel Injection Systems 550-1029

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: Today

...Loading

Estimated Ship Date: Today

Holley Mid-Mount Complete Accessory Systems 20-220

Accessory Drive Systems, LT Mid-Mount, Wet Sump, Serpentine, Alternator, Water Pump, Power Steering, A/C, Natural Finish, Chevy, Gen V, 6.2L, Kit

Part Number: HLY-20-220

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley Terminator X Stealth 4150 58X LS EFI Fuel Injection Systems 550-1061

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: Today

...Loading

Estimated Ship Date: Today

Holley Terminator X Stealth 4150 24X LS EFI Fuel Injection Systems 550-1020

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: Today

...Loading

Estimated Ship Date: Today

Holley Mid-Mount Complete Accessory Systems 20-163BK

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: Today

...Loading

Estimated Ship Date: Today

Holley Terminator X MAX Stealth 4150 58X LS EFI Fuel Injection Systems 550-1065

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: Today

...Loading

Estimated Ship Date: Today

Holley Mid-Mount Complete Accessory Systems 20-221BK

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: Today

...Loading

Estimated Ship Date: Today

Holley Terminator X Stealth 4150 24X LS EFI Fuel Injection Systems 550-1021

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 16, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 16, 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: Today

...Loading

Holley Dominator EFI Vehicle Management Systems 550-658

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 16, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 16, 2026 if ordered today

Holley Mid-Mount Complete Accessory Systems 20-163

Accessory Drive Systems, Mid-Mount, Natural, Serpentine, 6-groove, GM Type 2, Sanden SD-7, Chevy, LSA/LS, Kit

Part Number: HLY-20-163

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley Terminator X MAX Stealth 4150 24X LS EFI Fuel Injection Systems 550-1030

Fuel Injection Systems, Terminator X Max, Stealth 4150, 24X LS EFI, Four Injector, Throttle Body, Aluminum, Gold, Trans Control, Chevy, 4.8-7.0L, Kit

Part Number: HLY-550-1030

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley Terminator X Stealth 4150 58X LS EFI Fuel Injection Systems 550-1062

Fuel Injection Systems, Terminator X, Stealth 4150, 58X LS EFI, Four Injector, Throttle Body, Speed Density, Aluminum, Gold, Chevy, 4.8-7.0L, Kit

Part Number: HLY-550-1062

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley Mid-Mount Complete Accessory Systems 20-180

Accessory Drive Systems, LS Mid-Mount, Serpentine Style, Alternator, Water Pump, Power Steering, A/C, Hardware, Natural Finish, Chevy, 4.8-7.0L, Kit

Part Number: HLY-20-180

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley Mid-Mount Complete Accessory Systems 20-221

Accessory Drive Systems, LT Mid-Mount, Dry Sump, Serpentine, Alternator, Water Pump, Power Steering, A/C, Satin Finish, Chevy, Gen V, 6.2L, Kit

Part Number: HLY-20-221

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 16, 2026 if ordered today

Holley Terminator X MAX Engine Management Systems 550-1424

Engine Management Systems, Terminator X MAX, 8-EV1 Injectors, 8-Coils, Drive-by-Wire, 3.5 in. Controller, Chrysler, Dodge, 5.7L, 6.4L, Non-VVT, Kit

Part Number: HLY-550-1424

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 16, 2026 if ordered today

Page 1 of 2
Next