Availability
Data Acquisition Components, Holley EFI, EGT Probe, 90 Degree, Open End Tip, 60 in Harness, 1/4 in. Probe, Stainless Wire Cover, Each
Part Number: HLY-554-180
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Data Acquisition Components, Holley EFI, EGT Probe, 90 Degree, Open End Tip, 32.25 in Harness, 1/4 in. Probe, Stainless Wire Cover, Each
Part Number: HLY-554-178
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Data Acquisition Components, Holley EFI, EGT Probe, 90 Degree, Open End Tip, 18.5 in Harness, 1/4 in. Probe, Stainless Wire Cover, Each
Part Number: HLY-554-175
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Data Acquisition Components, Holley EFI, EGT Probe, 90 Degree, Open End Tip, 22.75 in Harness, 1/4 in. Probe, Stainless Wire Cover, Each
Part Number: HLY-554-176
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Data Acquisition Components, Holley EFI, EGT Probe, 90 Degree, Open End Tip, 27.5 in Harness, 1/4 in. Probe, Stainless Wire Cover, Each
Part Number: HLY-554-177
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Ignition Coil Wiring Harnesses, Holley EFI, LS Coil Extension Harness, 36 in. Long, OE Connectors, Plug & Play, Techflex F6 Loom, Chevy, 4.8-70L, Pair
Part Number: HLY-558-326
Estimated Ship Date: Today
Estimated Ship Date: Today
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
Not Yet Reviewed
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: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 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: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Ignition Coil Brackets, Holley EFI, Holley Smart Coil, Remote Coil Relocation Bracket, Aluminum, Black Finish, Hardware Included, Pair
Part Number: HLY-561-131
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Ignition Coil Brackets, Holley EFI, Gen III, LS Ignition Coil, Remote Relocation Bracket, Aluminum, Black Finish, Hardware Included, Pair
Part Number: HLY-561-128
Estimated Ship Date: Today
Estimated Ship Date: Today
Ignition Coil Brackets, Holley EFI, Gen V, LS Ignition Coil, Remote Relocation Bracket, Aluminum, Black Finish, Hardware Included, Pair
Part Number: HLY-561-130
Estimated Ship Date: Today
Estimated Ship Date: Today
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster