Availability
Fuel Injection Systems
Fuel Injection System, Pro-Flo 4 XT, Self-Learning, Sequential Multi-Port, Satin, 450 HP Max, Pre 1986 Small Block Chevy, Kit
Part Number: EDL-35790
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Injection Systems, Terminator X Max, Stealth 4150 EFI, Four Injector, Throttle Body, Speed Density, Aluminum, Gold, Tunable, Trans Control, Kit
Part Number: HLY-550-1013
Estimated Ship Date: Today
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
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Injection Systems, Sniper EFI, Stealth 4500, Throttle Body, Polished, 4500 Flange, 1440 cfm, Fuel Injectors, Harness, Tuner, Kit
Part Number: SNE-550-841
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Injection System, Pro-Flo 4 XT, Self-Learning, Sequential Multi-Port, Satin, 825 HP Max, 1965 and Later BB Chevy Rectangular Port, Kit
Part Number: EDL-35880
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Injection System, EZ-EFI 2.0 Self-Tuning, Black Anodized Throttle Body, 4-barrel Square Bore Flange, Kit
Part Number: FST-30400-KIT
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Injection System, Sniper 2 from Sniper 1 Upgrade, Throttle body, Polished, 4150 Flange, 650 hp Max, 800 CFM, Regulator, 5 in. Display, Kit
Part Number: SNE-550-510-5AE
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Injection System, Ultimate LS EFI, 500 HP, LS1/LS2/LS6, With Transmission Controller, Kit
Part Number: FIF-70002
Estimated Ship Date: Today
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
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Injection System, Pro-Flo 4 XT, Self-Learning, Sequential Multi-Port, Satin, 450 HP Max, SB Chevy with Vortec or E-Tec heads, Kit
Part Number: EDL-35820
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Injection System, Mean Street 800 HP Self Tuning, Throttle Body, Satin Black, Force Fuel System, Kit
Part Number: FIF-35208
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Injection System, Go EFI 650 HP, Self-Tuning, Throttle Body, ECM, Black, Kit
Part Number: FIF-30021
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Injection Systems, Go EFI Classic 650 HP, Gold Finish Throttle Body, ECM, 4-barrel Square Bore Mounting Flange, E85, Gasoline, Kit
Part Number: FIF-30020
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Go EFI 8 1200 HP Bright Aluminum Finish System
Part Number: FIF-30013
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Injection System, Go EFI 4 Power Adder 600 HP Self-Tuning, Throttle Body, Black Powdercoated, Injectors, ECM, Kit
Part Number: FIF-31004
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Injection System, Sniper 2 from Sniper 1 Upgrade, Throttle body, Black, 4150 Flange, 650 hp Max, 800 CFM, No Pump, 5 in. Display, Kit
Part Number: SNE-550-511-5AX
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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
Estimated Ship Date: Today
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 28, 2026 if ordered today
Estimated Ship Date: Apr 28, 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
Fuel Injection System, Sniper 2, Self-Tuning, Throttle body, Polished, 4150 Flange, 650 hp Max, 800 CFM, Return Style Pump, PDM, 3.5 in. Display, Kit
Part Number: SNE-550-510-3PR
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
Fuel Injection System, Pro-Flo 4 XT, Self-Learning, Sequential Multi-Port, 550 HP Max, 1965 and Later BB Chevy Rectangle Port, Kit
Part Number: EDL-35873
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Injection System, Sniper 2, Self-Tuning, Throttle body, Black, 4150 Flange, 650 hp Max, 800 CFM, Returnless Pump, 3.5 in. Display, Kit
Part Number: SNE-550-511-3XD
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Injection System, Pro-Flo 4 XT, Self-Learning, Sequential Multi-Port, Black Powdercoat, 550 HP Max, Gen III/IV, Cathedral Port, Kit
Part Number: EDL-35733
Estimated Ship Date: May 5, 2026 if ordered today
Estimated Ship Date: May 5, 2026 if ordered today
Fuel Injection System, Sniper 2, Self-Tuning, Throttle body, Polished, 4150 Flange, 650 hp Max, 800 CFM, Inline Pump, Bluetooth, Kit
Part Number: SNE-550-510-BXK
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Injection System, Go EFI 2x4 Dual-Quad 625 HP Self-Tuning, Throttle Body, Tumble Polished, Injectors, ECM, Kit
Part Number: FIF-30061
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Injection System, Go EFI 4 600 HP Self-Tuning, Throttle Body, Polished, Injectors, ECM, Kit
Part Number: FIF-31001
Estimated Ship Date: Today
Estimated Ship Date: Today
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster