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

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

HLY-550-1028

Not Yet Reviewed

Part Number: HLY-550-1028

Estimated Ship Date: Oct 26, 2026

$2,949.95

Results 1 - 17 of 17

Fuel Injector System Components, Pressure Transducer, Replacement, 0-100 psi, 0.5-4.5 V Output, 1/8 in. NPT Inlet, 0.875 in. Diameter, Stainless, Each

Part Number: HLY-554-102

4.33 out of 5 stars ( 45 )

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Fuel Pressure Regulator, Die-Cast EFI Bypass/Return, Adjustable, 15-60 psi, Inline, 3/8 in.-NPT Main Ports, 1/8 in.-NPT Ports, Aluminum, Black, Each

Part Number: HLY-12-886

4.15 out of 5 stars ( 26 )

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Harness Adaptors, Holley EFI, LS3 MAP Sensor Adapter, Plug-and-Play, Pre-Terminated, Adapts to LS1/LS2 Engine, Chevy, 5.7L, 6.0L, Each

Part Number: HLY-558-416

4.85 out of 5 stars ( 20 )

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MAP Sensors, Bosch Style, 3 Bar, 29.0 psi, for All Holley EFI Kits, Each

Part Number: HLY-554-107

4.25 out of 5 stars ( 8 )

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MAP Sensors, Holley EFI, 3.5 Bar Range, 37.45 psi, 1/8 in.-27 NPT, Output 0.5-4.5 V, Stainless Case, for Forced Induction Engines, Each

Part Number: HLY-554-134

5.0 out of 5 stars ( 1 )

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MAP Sensors, Bosch Style, 5 Bar, 58.0 psi, 0-520 kpa, 1/8-27 NPT Thread, for Holley HP and Dominator Kits, Each

Part Number: HLY-554-108

5.0 out of 5 stars ( 3 )

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Fuel Pressure Regulator, Die-Cast EFI Bypass/Return, Adjustable, 15-60 psi, Inline, 3/8 in.-NPT Main Ports, 1/8 in.-NPT Ports, Aluminum, Chrome, Each

Part Number: HLY-12-882

2.67 out of 5 stars ( 12 )

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MAP Sensors, Holley EFI, 1 Bar Range, Bosch Style, 1/8 in.-27 NPT, Output 0.5-4.5 V, Stainless Case, for Naturally Aspirated or Nitrous Engine, Each

Part Number: HLY-554-133

4.0 out of 5 stars ( 1 )

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MAP Sensors, Bosch-Style, 1-Bar Sensor, Naturally Aspirated, Pressure Rating 0 psi, Black, Each

Part Number: HLY-538-24

5.0 out of 5 stars ( 2 )

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MAP Sensors, Bosch-Style, 2-Bar Sensor, Forced Induction, Pressure Rating 14.7 psi Max., Black, Each

Part Number: HLY-538-13

5.0 out of 5 stars ( 2 )

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Fuel Injection Components, Extension Cable, Wideband Oxygen Sensor, 4 ft. Long, Each

Part Number: HLY-534-199

5.0 out of 5 stars ( 1 )

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Adapter Harnesses, Holley EFI, MAP Sensor Adapter, 3-pin Delphi GT to 3-pin Delphi M/P 150 Connector, Plug-and-Play, LS Engine Harness, Each

Part Number: HLY-558-467

4.5 out of 5 stars ( 2 )

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Adapter Harnesses, Holley EFI, MAP Sensor Adapter, MPFI Weatherpack 2-pin to 3-pin Delphi GT Connector, Plug-and-Play, LS Engine Harness, Each

Part Number: HLY-558-466

5.0 out of 5 stars ( 1 )

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Fuel System Pump Kits, Terminator EFI, Pump, Regulator, Two Filters, Perform-O-Flex Hose, Fittings, Kit

Part Number: HLY-526-1

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Fuel System Pump Kits, Terminator EFI, Pump, Regulator, Two Filters, Pro-Lite 350 Hose, Fittings, Kit

Part Number: HLY-526-2

4.0 out of 5 stars ( 3 )

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Fuel System Pump Kits, Terminator EFI, Pump, Regulator, Two Steel Filters, Super Stock Hose, Fittings, Kit

Part Number: HLY-526-4

5.0 out of 5 stars ( 7 )

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Fuel Pump, Phantom, Electric, In-Tank, 340lph, 60 psi, -6AN Outlet, Female Threads, Each

Part Number: AEI-18329

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