Availability
Air/Fuel Delivery Parts for Carbureted & Fuel Injected Engines
Fuel Injection Systems Wiring Harnesses, Holley EFI, Drive-by-Wire Harness, GM LSx, for Dominator EFI Systems, 6-Pin, Each
Part Number: HLY-558-406
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: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 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, 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 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
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 21, 2026 if ordered today
Estimated Ship Date: May 21, 2026 if ordered today
Fuel Injection System, Sniper 2, Self-Tuning, Throttle body, Black, 4150 Flange, 650 hp Max, 800 CFM, Returnless Pump, PDM, Bluetooth, Kit
Part Number: SNE-550-511-BPD
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Injection System, Sniper 2, Self-Tuning, Throttle body, Polished, 4150 Flange, 650 hp Max, 800 CFM, Returnless Pump, 3.5 in. Display, Kit
Part Number: SNE-550-510-3XD
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Injection Systems, Go EFI 8 1200 HP Matte Black Finish System With Dual Pump Force Fuel Delivery Master Kit
Part Number: FIF-35412
Estimated Ship Date: Jun 25, 2026 if ordered today
Estimated Ship Date: Jun 25, 2026 if ordered today
Go EFI 2 Barrel 400 HP Classic Gold EFI System With Inline Fuel Delivery Master Kit
Part Number: FIF-31091
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Injection System, Pro-Flo 4, Self-Learning, Sequential Multi-Port, 550 HP Max, V8, AMC, Jeep, Kit
Part Number: EDL-35650
Estimated Ship Date: Today
Estimated Ship Date: Today
EFI System, Easy Street, Gold Throttle Body, Self Tuning, Up to 600HP, Inline Fuel Pump, Kit
Part Number: FIF-31005
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Injection Systems, Sniper EFI, 2GC, Throttle Body, Gold, Large Bore, 2GC Flange, Injectors, Fuel Pump, External, Regulator, Harness, Tuner, Kit
Part Number: SNE-550-857K
Not Yet Reviewed
Estimated Ship Date: May 22, 2026 if ordered today
Estimated Ship Date: May 22, 2026 if ordered today
EFI Intake Manifold, Lower Only, R-Series and Box-R-Series, Natural Finish, Aluminum, Ford, Small Block, Each
Part Number: TFS-515L0003
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Injection System, Pro-Flo 4, Self-Learning, Sequential Multi-Port, Satin, 825 HP Max, 1965 and Later BB Chevy Large Oval Port, Kit
Part Number: EDL-35840
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Injection, MAX EFI LS 750 KIT (LS3), Low Profile, 102mm Throttle Body, Black, Kit
Part Number: SUM-240512-L102B
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifold, EFI Hi-Ram, Multi-port, Aluminum, Natural, 105mm Bore, Rectangular Port, Chevrolet, Big Block, Each
Part Number: HLY-300-963
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Injection System, Sniper 2, Self-Tuning, Throttle body, Polished, 4150 Flange, 650 hp Max, 800 CFM, Return Style Pump, Bluetooth, Kit
Part Number: SNE-550-510-BXR
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Injection System, Ultimate Rebel, 500 HP, Cathedral Port, 92mm Throttle Body, In-Tank Fuel Pump, 36Lb., EV1, With Transmission Controller, Kit
Part Number: FIF-76189
Not Yet Reviewed
Estimated Ship Date: Jun 25, 2026 if ordered today
Estimated Ship Date: Jun 25, 2026 if ordered today
Wiring Harness, Fuel Injection, GM, MFI, Front Mount Fuse Block, Spade Fuse, 4L60E Trans, Universal, Kit
Part Number: PRF-60502
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
Intake Manifold, Fuel-Injected, Complete, Polymer, Black,102mm Throttle Body, Big Mouth, Billet, Chevy, 6.2L, LS3, L76, L92, L99, Kit
Part Number: FST-146102B-KIT
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
Fuel Injection, MAX EFI LS 750 KIT (LS1), Low Profile, 102mm Throttle Body, Satin, Kit
Part Number: SUM-240511-L102S
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifolds, Holley EFI, LS Hi-Ram, Rectangular Port Head, Multi-port, 105mm Bore, Aluminum, Satin Finish, Fuel Rails, Chevy, 6.0L, 6.2L, Each
Part Number: HLY-300-117
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
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