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Holley EFI 558-503 Fuel Injection Harness

Name: Holley EFI 558-503 Fuel Injection Harness
Brand: HOLLEY EFI
SKU: 814881170
Price: 870.95 USD
Availability: InStock

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Key item features

Comprehensive Kit: The harness kit includes a Stealthram/TPI Main Harness, Main Power Harness, V-8 Injector Harness, HEI Ign Harness, and Ignition Adapter & Tach Input.
Effortless Installation: Designed for simple installation, streamlining the setup process for the user.
ECU Compatibility: This harness is compatible with both HP and Dominator ECUs, offering versatile integration options.
System Support: The kit provides essential components like the main harness, power harness, and injector harness to support the primary EFI system.
Voltage Stability: Crucial for EFI systems, the harness helps ensure a clean and constant voltage supply.
Grounding Importance: Emphasizes the significance of proper electrical system grounds, which are as vital as the power side.
Application Specific: Specifically designed for GM TPI and Holley Stealth Ram systems.

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Specs

Compatible cars
GM TPI
Vehicle make
RAM
Vehicle model
TPI and Holley Stealth Ram
Brand
HOLLEY EFI
Automotive parts division
Performance
Vehicle fitment type
Specific

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Compare with similar items

Comparison Overview:
Product	Viewing this item Holley EFI 558-503 Fuel Injection Harness current price $870.95 Holley EFI 558-503 Fuel Injection Harness	Holley EFI 558-204 Fuel Injection Harness current price Now $230.95, Was $254.95 Holley EFI 558-204 Fuel Injection Harness	Holley EFI 554-142 Diesel Fuel Injector Driver Module current price $634.95 Holley EFI 554-142 Diesel Fuel Injector Driver Module	Holley EFI 558-101 Fuel Injection Harness current price $649.95 Holley EFI 558-101 Fuel Injection Harness	Holley EFI 558-207 Fuel Injection Harness current price $306.95 Holley EFI 558-207 Fuel Injection Harness	Holley EFI 558-501 Fuel Injection Harness current price $921.95 Holley EFI 558-501 Fuel Injection Harness	Holley Performance 12-160 Electric Fuel Pump current price $87.70 Holley Performance 12-160 Electric Fuel Pump	Holley EFI 558-508 Fuel Injection Harness current price $805.95 Holley EFI 558-508 Fuel Injection Harness	Holley EFI 558-210 Fuel Injection Harness current price $204.95 Holley EFI 558-210 Fuel Injection Harness

Comparison Chart:
Vehicle make	RAMHolley EFI 558-503 Fuel Injection Harness	-Holley EFI 558-204 Fuel Injection Harness	-Holley EFI 554-142 Diesel Fuel Injector Driver Module	-Holley EFI 558-101 Fuel Injection Harness	Chevrolet, MorrisHolley EFI 558-207 Fuel Injection Harness	GMHolley EFI 558-501 Fuel Injection Harness	-Holley Performance 12-160 Electric Fuel Pump	FordHolley EFI 558-508 Fuel Injection Harness	-Holley EFI 558-210 Fuel Injection Harness
Vehicle model	TPI and Holley Stealth RamHolley EFI 558-503 Fuel Injection Harness	558-204Holley EFI 558-204 Fuel Injection Harness	554-142Holley EFI 554-142 Diesel Fuel Injector Driver Module	558-101Holley EFI 558-101 Fuel Injection Harness	558-207Holley EFI 558-207 Fuel Injection Harness	LS2Holley EFI 558-501 Fuel Injection Harness	12-160Holley Performance 12-160 Electric Fuel Pump	V8Holley EFI 558-508 Fuel Injection Harness	Gen III HEMIHolley EFI 558-210 Fuel Injection Harness
Automotive parts division	PerformanceHolley EFI 558-503 Fuel Injection Harness	PerformanceHolley EFI 558-204 Fuel Injection Harness	PerformanceHolley EFI 554-142 Diesel Fuel Injector Driver Module	PerformanceHolley EFI 558-101 Fuel Injection Harness	PerformanceHolley EFI 558-207 Fuel Injection Harness	PerformanceHolley EFI 558-501 Fuel Injection Harness	PerformanceHolley Performance 12-160 Electric Fuel Pump	PerformanceHolley EFI 558-508 Fuel Injection Harness	PerformanceHolley EFI 558-210 Fuel Injection Harness
Vehicle fitment type	SpecificHolley EFI 558-503 Fuel Injection Harness	SpecificHolley EFI 558-204 Fuel Injection Harness	SpecificHolley EFI 554-142 Diesel Fuel Injector Driver Module	SpecificHolley EFI 558-101 Fuel Injection Harness	SpecificHolley EFI 558-207 Fuel Injection Harness	SpecificHolley EFI 558-501 Fuel Injection Harness	SpecificHolley Performance 12-160 Electric Fuel Pump	SpecificHolley EFI 558-508 Fuel Injection Harness	SpecificHolley EFI 558-210 Fuel Injection Harness

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About this item

Product details

GM TPI and Holley Stealth Ram&trade:;

An EFI system depends heavily on being supplied a clean and constant voltage source. The grounds of an electrical system are just as important as the power side. Holley's Holley EFI Harness Kit comes complete with the main harness, power harness and injector harness to support your primary system!;

Harness Kit Includes: Stealthram/TPI Main Harness, Main Power Harness, V-8 Injector Harness, HEI Ign Harness and Ignition Adapter & Tach Input
Simple Installation
Works with HP or Dominator ECU's

info:

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Specifications

Compatible cars

GM TPI

Vehicle make

RAM

Vehicle model

TPI and Holley Stealth Ram

Brand

HOLLEY EFI

Warranty

Warranty information

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