Air and Fuel› Intake Manifolds and Components

Holley

Electric Relay Kit - For Frostbite Fan/Shroud Sys

$181.62

SKU: H00E FB403

In Stock
In Stock
Ships by Jun 9
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Holley FB403 is a Frostbite electric relay kit designed for fan and shroud systems. It features a 40-amp draw capacity and a temperature switch that activates fans at 185 degrees Fahrenheit and deactivates them at 170 degrees Fahrenheit. This kit can be installed on vehicles with either positive or negative ground electrical systems.

Fitment

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Available on iOS & Android

Specifications

BrandHolley
Part NumberH00E FB403

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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