Exterior Components› Body Panels and Components

Holley

4 CHANNEL COIL DRIVER, NO HARNESS

$173.95

SKU: H00E 554-123

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Ships in 4–6 weeks
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Holley EFI 554-123 is a four-channel coil driver module designed to drive two-wire "dumb" ignition coils. This module plugs into the main harness and is necessary when utilizing factory coils. It features a potted design for installation in the engine compartment and has a black finish.

Fitment

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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

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Specifications

BrandHolley
Part NumberH00E 554-123
Weight0.5 lb

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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