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Exterior Components› Body Panels and Components

Holley

NITROUS SOLENOID DRIVER

$158.95 $145.95 Save $13.00

SKU: H00E 554-111

In Stock
In Stock
Ships by Jul 29
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Holley EFI 554-111 is a high-current nitrous solenoid driver designed for use with Holley EFI systems. It features a 40 amp maximum current draw and supports both progressive single-stage and non-progressive wiring configurations. This module is finished in black.

Fitment

Fitment Guaranteed

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on fit.

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

Available on iOS & Android

Specifications

BrandHolley
Part NumberH00E 554-111
Weight0.5 lb

Videos

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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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