550-605N EFI ECU & Harness Kit

Name: 550-605N EFI ECU & Harness Kit
Brand: HOLLEY
SKU: 510-550-605N
Price: 2548.95 USD
Availability: InStock

^$2,548⁹⁵$2999.95You Save$451.00

Ships on 09/09/2026

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ECU & Harness

Unterminated Universal Harness
Includes Universal Unterminated Ignition Adapter Harness
Simple Installation - Plug And Play
More Functionality
Easy To Use
Ideal For Everything
Industry Leading Self Tuning Fuel Strategy
ECU Is Fully Potted And Can Be Mounted In Engine Compt Or Intr.
Sealed Automotive And Marine Grade Connectors
Emissions Note:
This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.
CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART

Part TypeEngine Control Module

BrandHOLLEY

Package Height7.1

Package Width12.1

Package Length25.1

Weight15.56 PG

Part CategoryPerformance Parts

Part FitmentSemi Universal

Vendor Part Number550-605N

Package Qty1

Package TypeEA

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Some parts are not legal for use in California or other states with similar laws / regulations

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