Fuel Injection Systems - No Oxygen Sensor Included - Free Shipping on Orders Over $109 at Summit Racing

Holley Sniper 2 EFI Fuel Injection Upgrade Kits 550-511-3AE

Fuel Injection System, Sniper 2 from Sniper 1 Upgrade, Throttle body, Black, 4150 Flange, 650 hp Max, 800 CFM, Regulator, 3.5 in. Display, Kit

Part Number: SNE-550-511-3AE

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Holley Terminator X Stealth 4500 EFI Fuel Injection Systems 550-1071

Fuel Injection Systems, Terminator X, Stealth 4500 EFI, Eight Injector, Throttle Body, Speed Density, Aluminum, Black, Tunable, Kit

Part Number: HLY-550-1071

Not Yet Reviewed

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Holley Sniper 2 EFI Fuel Injection Upgrade Kits 550-510-3AE

Fuel Injection System, Sniper 2 from Sniper 1 Upgrade, Throttle body, Polished, 4150 Flange, 650 hp Max, 800 CFM, Regulator, 3.5 in. Display, Kit

Part Number: SNE-550-510-3AE

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Holley Sniper 2 EFI Fuel Injection Upgrade Kits 550-511-3AX

Fuel Injection System, Sniper 2 from Sniper 1 Upgrade, Throttle body, Black, 4150 Flange, 650 hp Max, 800 CFM, No Pump, 3.5 in. Display, Kit

Part Number: SNE-550-511-3AX

4.25 out of 5 stars ( 8 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Holley Sniper 2 EFI Fuel Injection Upgrade Kits 550-510-3AX

Fuel Injection System, Sniper 2 from Sniper 1 Upgrade, Throttle body, Polished, 4150 Flange, 650 hp Max, 800 CFM, No Pump, 3.5 in. Display, Kit

Part Number: SNE-550-510-3AX

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Holley Sniper 2 EFI Fuel Injection Upgrade Kits 550-511-BAX

Fuel Injection System, Sniper 2 from Sniper 1 Upgrade, Throttle body, Black, 4150 Flange, 650 hp Max, 800 CFM, No Pump, Bluetooth, Kit

Part Number: SNE-550-511-BAX

3.6 out of 5 stars ( 5 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Holley Sniper 2 EFI Fuel Injection Upgrade Kits 550-511-BAE

Fuel Injection System, Sniper 2 from Sniper 1 Upgrade, Throttle body, Black, 4150 Flange, 650 hp Max, 800 CFM, Regulator, Bluetooth, Kit

Part Number: SNE-550-511-BAE

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Holley Terminator X Stealth 4500 EFI Fuel Injection Systems 550-1070

Fuel Injection Systems, Terminator X, Stealth 4500 EFI, Eight Injector, Throttle Body, Speed Density, Aluminum, Shiny, Tunable, Kit

Part Number: HLY-550-1070

Not Yet Reviewed

Estimated Ship Date: Apr 2, 2026 if ordered today

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Estimated Ship Date: Apr 2, 2026 if ordered today

Holley HP EFI Universal Retrofit Engine Management Systems 550-501

Fuel Injection Systems, HP EFI Retrofit, Engine Management, Multi Point, 4-barrel, 4500 Flange, Sensors, Fuel Rails, Regulator, Wire Harness, Kit

Part Number: HLY-550-501

Not Yet Reviewed

Estimated Ship Date: Mar 30, 2026 if ordered today

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Estimated Ship Date: Mar 30, 2026 if ordered today