131 Results Found For "Holley Terminator EFI Engine Management Systems ..."

Fuel System Pump Kits, Sniper EFI, 80 gph Pump, 40 ft. Vapor Guard Hose, Pre and Post Filters, Earl's Fittings, Kit

Part Number: HLY-526-7

4.21 out of 5 stars ( 14 )

Estimated Ship Date: Nov 10, 2026

Wiring Harnesses, Holley EFI, Replacement, LS Style, 58X/4X Main Harness, Speed Density, for HP, Dominator, EFI Systems Only, Chevy, 6.0-7.0L, Each

Part Number: HLY-558-103

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Automatic Transmission Controllers, Holley EFI, GM 6L80, 6L90 Transmissions, Hand-held Tuner, Plug-and-Play, for Terminator X Max ECU, Each

Part Number: HLY-558-499

Not Yet Reviewed

Estimated Ship Date: Today

Computer Software, Holley EFI, Terminator X, Active Speed Management, Web Download, Drag Race Traction Control, for Terminator X, V3 or Later, Each

Part Number: HLY-555-101

Not Yet Reviewed

Estimated Ship Date: Nov 9, 2026 if ordered today

• Special Order

Wiring Harnesses, Holley EFI, Universal, Unterminated, Main Harness, Multi-port Fuel Injection, for HP, Dominator, EFI Systems, with Connectors, Each

Part Number: HLY-558-105

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Wiring Harnesses, Holley EFI, Gen V, LT Engine, Main Harness, for Terminator X, Terminator X Max, ECU Only, Chevy, 5.3L, 6.2L, Each

Part Number: HLY-558-129

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2026

Fuel Injection System Components, Holley EFI, CAN Input/Output Module, Pre-Terminated Wiring, for EFI Systems, HP, Dominator, Terminator X, Kit

Part Number: HLY-554-165

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Today

Fuel Injection System Wiring Harnesses, Holley EFI, Terminator Stealth 2x4, Upgrade Main Harness, Plug-and-Play, Universal, Kit

Part Number: HLY-558-121

Not Yet Reviewed

Estimated Ship Date: Nov 9, 2026 if shipped by air

Fuel Injection System Wiring Harnesses, Holley EFI, Replacement, Main Harness, Terminator EFI Systems, Model 550-405, 550-406, Each

Part Number: HLY-558-414

Not Yet Reviewed

Estimated Ship Date: Today

Digital Dashboard Displays, Sniper EFI, 5 in. Digital Dash, Touch Screen, GPS Speedometer, Calibration Wizard, Odometer, Data Logger, Mount, Kit

Part Number: SNE-553-200

3.71 out of 5 stars ( 7 )

Estimated Ship Date: Today

Wiring Harnesses, Holley EFI, Main Harness, 58X LS TBI, for Terminator, Terminator Stealth, Throttle Body Systems, Chevy, Each

Part Number: HLY-558-112

Not Yet Reviewed

Estimated Ship Date: Nov 9, 2026 if shipped by air

Wire CrimpingTools, Holley EFI, ECU Terminal Crimper, Hand-held, Ratcheting Style, Steel, Black Oxide Finish, Rubberized Handle, Blue/Yellow, Each

Part Number: HLY-567-100

Not Yet Reviewed

Estimated Ship Date: Nov 9, 2026 if ordered today

• Special Order

Wiring Harnesses, Holley EFI, Main Harness, 24X LS TBI, for Terminator, Terminator Stealth, Throttle Body Systems, Chevy, Each

Part Number: HLY-558-111

Not Yet Reviewed

Estimated Ship Date: Nov 9, 2026 if ordered today

• Special Order

Wiring Harnesses, Holley EFI, LT4 Engine, Main Harness, for Terminator X, V3 ECU, Cadillac, Chevy, Each

Part Number: HLY-558-130

Not Yet Reviewed

Estimated Ship Date: Nov 9, 2026 if shipped by air

Fuel Injection System Components, Holley EFI, Main Harness, Plug-and-Play, Factory PWM/IAC Connectors, with OE Injectors, Ford, Mustang, 5.0L, Each

Part Number: HLY-558-128

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2026

Distributors, Holley EFI, Dual-Sync, Hall Effect, Computer-controlled Advance, Male/HEI, Black Cap, Iron Gear, Black Housing, Chevy, 4.3-7.4L, Each

Part Number: HLY-565-200BK

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Wiring Harnesses, Holley EFI, Replacement, Main Harness, Multi-port Fuel Injection, for HP, Dominator, EFI Systems, Universal, Each

Part Number: HLY-558-104

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Wiring Harnesses, Holley EFI, Replacement, LS1/6, 24X/1X Main Harness, Mass Airflow Metered, for HP, Dominator, EFI Systems Only, Chevy, 5.7L, Each

Part Number: HLY-558-102

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Wiring Harnesses, Holley EFI, Main Harness with Stock Coils, 7.3L Godzilla, Ford Each

Part Number: HLY-558-140

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2026

Wiring Harnesses, Holley EFI, Main Harness with Smart Coils, 7.3L Godzilla, Ford Each

Part Number: HLY-558-141

Not Yet Reviewed

Estimated Ship Date: Nov 9, 2026 if ordered today

• Special Order

Automatic Transmission Controllers, Sniper 2 EFI, Controller and Power Harness, Kit

Part Number: SNE-551-103

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Fuel Pumps, Electric, In-Tank, EFI, OEM-Style, 58 psi, 350 lph, Gasoline, Chevy, GMC, Each

Part Number: SNE-12-378

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Wiring Harnesses, Holley EFI, LS1/6, 24X/1X, Main Harness, Plug-and-Play, Extended Length, for Dominator/HP EFI Systems, Chevy, 4.8-6.0L, Each

Part Number: HLY-558-133

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 9, 2026 if ordered today

• Special Order

Fuel Injection System Wiring Harnesses, Holley EFI, Multi-port Fuel Injection, Coil-on-Plug, Dual CANbus, for Holley HP, Dominator EFI, Universal, Kit

Part Number: HLY-558-117

Not Yet Reviewed

Estimated Ship Date: Today

Distributors, Holley EFI, Dual-Sync, Hall Effect, Computer-controlled Advance, Male/HEI, Black Cap, Steel Gear, Black Housing, Ford, 3.6-5.0L, Each

Part Number: HLY-565-202BK

3.57 out of 5 stars ( 7 )

Estimated Ship Date: Today