Fuel Injection Systems - Dual 4-Barrel Throttle Bodies (4150 Flange) Fuel Injection System Type - Power Adder Compatible - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Holley Terminator X Stealth 4150 2X4 EFI Fuel Injection Systems 550-1074

Fuel Injection Systems, Terminator X, Stealth 4150, 2x4 EFI, Eight Injector, Dual Throttle Body, Speed Density, Aluminum, Shiny, Tunable, Kit

Part Number: HLY-550-1074

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Fuel Injection System, Pro-Flo 4, Self-Learning, Sequential Multi-Port, Dual Throttle Bodies, Satin, 825 HP Max, Gen II Hemi, 426-572, Kit

Part Number: EDL-35670

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Fuel Injection System, Go EFI 2x4 Dual-Quad Power Adder 1200 HP, Throttle Body, Satin Black, Injectors, ECM, Kit

Part Number: FIF-30064

3.91 out of 5 stars ( 11 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Fuel Injection Systems, Go EFI 2x4 1200 HP Bright Aluminum EFI Adder

Part Number: FIF-30065

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Fuel Injection Systems, Terminator X, Stealth 4150, 2x4 EFI, Eight Injector, Dual Throttle Body, Speed Density, Aluminum, Gold, Tunable, Kit

Part Number: HLY-550-1076

Not Yet Reviewed

Estimated Ship Date: Oct 21, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 21, 2025 if ordered today

Fuel Injection System, Go EFI 2x4 1,200 HP EFI System, Power Adder, Matte Black Finish, CDI Box, Kit

Part Number: FIF-93064

Not Yet Reviewed