Availability
Wiring Harnesses, Holley EFI, Benchtop Harness, Test Harness, EFI Input Connectors, Power Switch, for HP, Dominator, Terminator, Sniper ECUs, Each
Part Number: HLY-558-127
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Data Acquisition, Holley EFI, 8-Channel, CAN EGT, Controller Only, 4 ft. Wire Harness, for Holley HP, Dominator, EFI Systems, Each
Part Number: HLY-554-190
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
AEM Electronics 8-Channel K-Type EGT CAN Modules 30-2224
Not Yet Reviewed
Estimated Ship Date: Today
Fuel Injection System Wiring Harnesses, Holley EFI, CAN Adapter Harness, Male to Female Adapter, 8 ft. Long, for Racepak or CAN Device, Each
Part Number: HLY-558-453
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Data Acquisition, Holley EFI, Single-channel, CAN EGT, 1/4 in. Stainless Bung, 1/4 in. Probe, for Holley EFI Systems, HP, Dominator, Terminator X, Kit
Part Number: HLY-554-184C
Not Yet Reviewed
Estimated Ship Date: Mar 5, 2026 if ordered today
Estimated Ship Date: Mar 5, 2026 if ordered today
Digital Dashboard Displays, Sniper 2 EFI, 5 in. Digital Dash, Touch Screen, GPS Speedometer, Calibration Wizard, Odometer, Data Logger, Mount, Kit
Part Number: SNE-553-200X
Estimated Ship Date: Today
Estimated Ship Date: Today
Data Acquisition, Holley EFI, Single-channel Module, CAN EGT Controller, Dual CAN Connector Harness, for HP, Dominator, Terminator X EFI, Kit
Part Number: HLY-554-188C
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Data Acquisition, Holley EFI, Single-channel, CAN EGT, Stainless Bung, Probe, 60 in. Harness, Pre-terminated Connector, Non-Holley Installations, Kit
Part Number: HLY-554-188A
Not Yet Reviewed
Estimated Ship Date: Mar 4, 2026 if ordered today
Estimated Ship Date: Mar 4, 2026 if ordered today
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