2012 Fuel Injection Systems - Single 4-Barrel Throttle Body (4150 Flange) Fuel Injection System Type - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

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: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

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: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

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: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

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: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

Holley Terminator X MAX Stealth 4150 24X LS EFI Fuel Injection Systems 550-1028

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

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

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: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

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: Apr 8, 2026 if ordered today

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Estimated Ship Date: Apr 8, 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

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Estimated Ship Date: Monday 3/23/2026

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Holley Terminator X MAX Stealth 4150 58X LS EFI Fuel Injection Systems 550-1064

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

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 8, 2026 if ordered today

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Estimated Ship Date: Apr 8, 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 3/23/2026

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Edelbrock Pro-Flo 4 EFI Systems 35700

Edelbrock Pro-Flo 4 EFI Systems 35700

Fuel Injection System, Pro-Flo 4, Self-Learning, Sequential Multi-Port, Satin, 450 HP Max, Gen III & IV LS Cathedral Port, Kit

Part Number: EDL-35700

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

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: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

Edelbrock Pro-Flo 4 EFI Systems 35750

Fuel Injection System, Pro-Flo 4, Self-Learning, Sequential Multi-Port, Satin, 675 HP Max, Gen III & IV LS Rectangular Port, Kit

Part Number: EDL-35750

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Apr 16, 2026 if ordered today

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Estimated Ship Date: Apr 16, 2026 if ordered today

Holley Terminator X Stealth 4150 58X LS EFI Fuel Injection Systems 550-1060

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 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

FiTech Retro LS EFI 650 HP Fuel Injection Systems 37001

Fuel Injection System, Retro LS EFI 650 HP Self- Learning, Throttle Body, Injectors, ECM, with Transmission Controller, Kit

Part Number: FIF-37001

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

Edelbrock Pro-Flo 4 EFI Systems 35740

Fuel Injection System, Pro-Flo 4, Self-Learning, Sequential Multi-Port, Satin, 550 HP Max, Gen III & IV LS Rectangular Port, Kit

Part Number: EDL-35740

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

FiTech Ultra Port EFI LS Systems 37013

Fuel Injection Systems, Ultra Port EFI, LS3 Intake Manifold, Brilliant Finish Throttle Body, Gasoline, 750 HP, Chevy, LS, Kit

Part Number: FIF-37013

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

FiTech Retro LS TBI 650 HP System Inline Pump/Regulator Fuel Injection Master Kits 31071

Retro LS 650 HP Classic Gold EFI System With Inline Fuel Delivery & Regulator Master Kit

Part Number: FIF-31071

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Holley Terminator X MAX Stealth 4150 58X LS EFI Fuel Injection Systems 550-1063

Fuel Injection Systems, Terminator X Max, Stealth 4150, 58X LS EFI, Four Injector, Throttle Body, Aluminum, Shiny, Trans Control, Chevy, 4.8-7.0L, Kit

Part Number: HLY-550-1063

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

Holley Terminator X Stealth 4150 24X LS EFI Fuel Injection Systems 550-1022

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

Part Number: HLY-550-1022

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

Edelbrock Pro-Flo 4 EFI Systems 36170

Fuel Injection System, Pro Flo 4, Self Learning, Sequential Multi-Port, Satin, 675 HP Max, Gen IV LS, Rectangle Port, Chevy, Kit

Part Number: EDL-36170

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

FiTech Ultra Port EFI LS Systems 37020

Fuel Injection Systems, Ultra Port LS, 1000 hp, EFI System, with Polished Throttle Body, LS1 Intake, Chevy, 4.8L, 5.3L, 5.7L, 6.0L, 6.2L, 7.0L, Kit

Part Number: FIF-37020

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

FiTech Ultra Port EFI LS Systems 37017

Fuel Injection Systems, Ultra Port LS, 1000 hp, EFI System, with Black Throttle Body, LS3 Intake, Chevy, 4.8L, 5.3L, 5.7L, 6.0L, 6.2L, 7.0L, Kit

Part Number: FIF-37017

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

FiTech Ultra Port EFI LS Systems 37019

Fuel Injection Systems, Ultra Port LS, 1000 hp, EFI System, with Black Throttle Body, LS1 Intake, Chevy, 4.8L, 5.3L, 5.7L, 6.0L, 6.2L, 7.0L, Kit

Part Number: FIF-37019

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

FiTech Ultra Port EFI LS Systems 37018

Fuel Injection Systems, Ultra Port LS, 1000 hp, EFI System, with Polished Throttle Body, LS3 Intake, Chevy, 4.8L, 5.3L, 5.7L, 6.0L, 6.2L, 7.0L, Kit

Part Number: FIF-37018

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

FiTech Retro LS TBI 650 HP System Regulated In-Tank Pump Fuel Injection Master Kits 36571

Retro LS 650 HP Classic Gold EFI System With Go Fuel In-Tank Regulated Pump 255 LPH Master Kit

Part Number: FIF-36571

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

FiTech Retro LS TBI 650 HP System In-Tank Pump Fuel Injection Master Kits 36371

Retro LS 650 HP Classic Gold EFI System With Go Fuel 340 LPH In-Tank Master Kit

Part Number: FIF-36371

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today