Holley Sensors

Oxygen Sensors, Holley EFI, Replacement, O2 Sensor, Bosch LSU Style, 3-wire, Thread-in, Wire Harness, for Sniper EFI or Terminator X Systems, Each

Part Number: HLY-554-155

4.5 out of 5 stars ( 54 )

Estimated Ship Date: Today

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Oxygen Sensor, Bosch LSU4, Wideband, Thread-in, 7-Wire, 14 in. Long 8-pin, Rectangular Plug, Each

Part Number: HLY-554-101

3.21 out of 5 stars ( 19 )

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Sensors, Throttle Position Kit, Includes Sensor, Brackets, Wire Harness, Hardware, for Holley Carburetors, Model 4150, 4160, Electric Choke, Each

Part Number: HLY-534-202

4.03 out of 5 stars ( 33 )

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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

4.88 out of 5 stars ( 17 )

Estimated Ship Date: Today

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, 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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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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Throttle Position Sensor, Sniper EFI, Multi-port, Replacement, for 92mm, 102mm, Sniper Throttle Body, Chevy, LS1, LS2, LS3, LS6, LS7, Each

Part Number: SNE-870001

2.86 out of 5 stars ( 7 )

Estimated Ship Date: Today

Coolant Temperature Sensors, Replacement, Brass, Natural, 3/8 in. NPT, for Sniper EFI Systems, Each

Part Number: HLY-543-120

4.4 out of 5 stars ( 10 )

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Throttle Position Sensors, Replacement, Throttle Body Injection, for 4-barrel Dominator, Non-Contact, Magnetic, Each

Part Number: HLY-543-111

4.5 out of 5 stars ( 8 )

Estimated Ship Date: Today

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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Sensors, Sniper EFI, Map Sensor, 2.5 Bar, GM Stock Attachments, 25 psi Boost Maximum, for Sniper EFI Intakes, Fabricated, Each

Part Number: SNE-870021

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

MAP Sensors, Holley EFI, Replacement, Bosch Style, 1 Bar, Black Plastic Housing, for Terminator EFI System, Each

Part Number: HLY-554-120

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Sensors, Replacement, Throttle Position, for Model 4500, Gen 3 Dominator, Sensor, Wire Harness, Hardware Included, Each

Part Number: HLY-534-214

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Camshaft Sync Pickups, Holley EFI, Camshaft Sensor, Hall Effect, M12x1 Thread, Magnetic Target, 1/4 in.-20 Thread, 3/8 in. Long, with Hardware, Kit

Part Number: HLY-554-127

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Throttle Position Sensors, Replacement, Multi-port, for Holley 105 mm Throttle Body, Non-Contact Magnetic, Each

Part Number: HLY-543-112

3.5 out of 5 stars ( 2 )

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Camshaft Sync Pickups, Holley EFI, Cam Sync Sensor, 3-wire Hall Effect Pickup, M12x1 Threads, Pre-Terminated, for Flying Magnetic Target Only, Each

Part Number: HLY-554-125

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Camshaft Sync Pickups, Holley EFI, Cam Sync and Bracket, Hall Effect Sensor, 1/4 in.-20 Magnetic Target, External Dry Cam Drive, Chevy, Big Block, Kit

Part Number: HLY-556-114

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Estimated Ship Date: Dec 22, 2025 if ordered today

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MAP Sensors, Holley EFI, 7 Bar Range, 88.4 psi, 1/8 in.-27 NPT, Output 0.5-4.5 V, Stainless Case, for Forced Induction Engines, Each

Part Number: HLY-554-135

4.0 out of 5 stars ( 1 )

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Camshaft Sync Pickups, Hall Effect Sensor, with Bracket, 1/4 in.-20 Magnetic, 0.600 to 1 in. Raised Cam, External Dry Cam Drive, Chevy, Big Block, Kit

Part Number: HLY-556-121

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