- Fuel Injector Wiring Harness for 6.0 Powerstroke F250 F350

- 5C3Z-9D930-A Injector Harness for 2003-2007 Ford F250

- EGR Performance FICM Harness for 6.0 Powerstroke Diesel

- 6.0 Powerstroke Fuel Injector Wiring Harness 2004-2005 Excursion

- 5C3Z9D930A Replacement Injector Harness for Ford F350

Fuel Injector Wiring Harness for 6.0L powerstroke F250 F350 (2003-2007) Replace 5C3Z-9D930-A

$76.59

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100 in stock, ready to ship

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Details

Fuel Injector Wiring Harness for 6.0 powerstroke F250 F350 (2003-2007) – Direct OE replacement for 5C3Z-9D930-A, designed by EGR Performance to fix factory harness cracks, rough idle, and no-start issues, ensuring reliable performance for your Ford diesel truck.

Years	Model	Engine
2003-2007	F250/F350/F450/F550	6.0 POWERSTROKE DIESEL
2004-2005	Excursion	6.0 POWERSTROKE DIESEL

Shipping Details

Ontario CA / Springdale OH / Newark NJ

Package List

Delivery Time

2-5 working days inland in the United States

Product details

Product Overview

This 6.0 powerstroke Fuel Injector Wiring Harness is a premium direct-fit replacement for OEM part number 5C3Z-9D930-A (5C3Z9D930A), engineered by EGR Performance to resolve common factory harness failures. It connects the fuel injectors to the FICM (Fuel Injector Control Module) and restores reliable electrical signal transmission for optimal engine performance.Over time, factory engine wiring harnesses develop cracks, brittleness, or oil saturation, leading to rough running, rough idle, injection fault codes, or complete failure to start. Our FICM harness is built to OE specifications to match the factory appearance and fit seamlessly, eliminating the need for modifications or tuning.

Ideal For

Owners of 2003-2007 Ford F250, F350, F450, F550 with 6.0 POWERSTROKE DIESEL engines
Owners of 2004-2005 Ford Excursion with 6.0 POWERSTROKE DIESEL engines
Users experiencing rough idle, rough engine running, or no-start issues due to faulty factory wiring harnesses
Those needing a reliable replacement for OEM 5C3Z-9D930-A FICM harness
Mechanics and DIY enthusiasts seeking a durable, high-quality injector harness with OE fitment

Specifications

Brand: EGR Performance
OEM Replacement Number: 5C3Z-9D930-A, 5C3Z9D930A
Wire Material: Durable, high-temperature resistant wire
Protection: Wrapped in PVC tube + electrical tape for heat and corrosion resistance
Fitment: Direct-fit, OE specification
Warranty: 1-Year Warranty
Installation Instructions: Not included

Core Advantages

OEM Design & Direct Fit: Manufactured to OE specifications for a factory-fresh appearance and seamless direct fit. No modifications or tuning required – plugs directly into factory FICM and injectors using original mounting points.
Premium Quality & Durability: Constructed with high-temperature resistant wire to ensure excellent conductivity and resistance to engine bay heat. High-quality materials prevent corrosion and oil saturation, extending the harness’s service life significantly.
Rigorous Testing: Undergoes strict quality control testing to ensure performance and durability under harsh engine conditions, eliminating intermittent injector faults and electrical issues.
Heat & Corrosion Protection: PVC tube and electrical tape wrapping provide superior heat protection, shielding the harness from extreme engine temperatures, while corrosion-resistant materials prevent damage from moisture and chemicals.
1-Year Warranty: Backed by a 1-year warranty from EGR Performance, ensuring peace of mind and reliable after-sales support.

Technical Specifications

Wire Type: High-temperature durable wire (resistant to engine bay heat and oil)
Conductivity: Excellent electrical conductivity for consistent signal transmission between FICM and injectors
Protection Layer: PVC tube + electrical tape (heat-resistant, corrosion-resistant)
Fitment Type: Direct replacement for OEM 5C3Z-9D930-A, no modifications needed
Function: Connects fuel injectors to FICM, restores electrical integrity and injector performance
Testing Standard: Rigorous durability and performance testing under harsh engine conditions

Why Choose This 6.0 Powerstroke Fuel Injector Wiring Harness?

When your Ford 6.0 POWERSTROKE’s factory wiring harness fails, you need a replacement that’s reliable, easy to install, and built to last – that’s where our EGR Performance 5C3Z-9D930-A Fuel Injector Wiring Harness stands out:

Avoid costly dealer prices for OEM replacements while getting OE-level quality and fitment
Fix common issues (rough idle, no-start, injection faults) quickly with a direct-fit design – perfect for DIY or professional installation
Durable construction ensures long service life, reducing the need for frequent replacements
Backed by a 1-year warranty and dedicated customer support (contact service@egrperformance.com for assistance)
Designed specifically for 6.0 POWERSTROKE engines, ensuring compatibility with your F250, F350, or Excursion

Complete Package Contents

1 x Fuel Injector Wiring Harness (FICM Harness) – EGR Performance, Replace 5C3Z-9D930-A
Note: Installation instructions are NOT included. For installation guidance, contact our customer service at service@egrperformance.com.

Compatibility List

This Fuel Injector Wiring Harness is fully compatible with the following vehicles (all equipped with 6.0 POWERSTROKE DIESEL ENGINES):

Ford F250: 2003, 2004, 2005, 2006, 2007
Ford F350: 2003, 2004, 2005, 2006, 2007
Ford F450: 2003, 2004, 2005, 2006, 2007
Ford F550: 2003, 2004, 2005, 2006, 2007
Ford Excursion: 2004, 2005

Dispatch Time: Orders will be shipped within 24 hours after successful payment.
Delivery Time: 2-5 business days after dispatch (delivery speed depends on proximity to warehouse location).
Return Window:7 days for unsatisfactory items45 days for quality-related issues
Refund Processing: Refunds will be processed back to your original payment method within 2-4 business days after receiving the automated refund confirmation email (subject to bank verification).

Q: Will this Fuel Injector Wiring Harness fit my 2005 Ford F350 6.0 Powerstroke?

A: Yes! This harness is specifically designed for 2003-2007 Ford F350 with 6.0 POWERSTROKE DIESEL engines, and it directly replaces OEM part 5C3Z-9D930-A. It’s a perfect direct fit with no modifications needed.
Q: Does this harness replace OEM part number 5C3Z9D930A?

A: Absolutely. This EGR Performance Fuel Injector Wiring Harness is a direct replacement for both 5C3Z-9D930-A and 5C3Z9D930A, meeting all OE specifications for fit and performance.
Q: Is installation instructions included with the 6.0 Powerstroke FICM harness?

A: No, installation instructions are not included. If you need installation guidance or have questions about fitting the harness to your F250/F350/Excursion, please contact our customer service at service@egrperformance.com. We recommend professional installation for optimal results, especially if you’re unfamiliar with wiring harness splicing or engine electrical systems.
Q: Will this harness fix rough idle and no-start issues on my 2004 Excursion 6.0 Powerstroke?

A: Yes! Rough idle, rough engine running, and failure to start are common symptoms of a cracked or faulty factory wiring harness. This 6.0 powerstroke Fuel Injector Wiring Harness resolves these issues by restoring reliable electrical connectivity between the FICM and fuel injectors, ensuring proper injector timing and function.
Q: What material is the wiring harness made of?

A: The harness is constructed with high-temperature resistant, durable wire to withstand extreme engine bay heat and ensure excellent conductivity. It’s also wrapped in PVC tube and electrical tape for added heat and corrosion protection, extending its service life significantly.
Q: Does this harness come with a warranty?

A: Yes, this EGR Performance Fuel Injector Wiring Harness includes a 1-year warranty. If the harness fails due to manufacturing defects within 1 year of purchase, please contact service@egrperformance.com for warranty support and replacement.
Q: Is this harness compatible with my 2003 Ford F250 built before January 30, 2003?

A: This harness is designed for 2003-2007 6.0 Powerstroke engines. However, some 2003 models built prior to January 30, 2003, have integrated main harnesses that do not allow separate replacement of the injector harness. We recommend confirming your vehicle’s production date or contacting service@egrperformance.com to verify compatibility.
Q: Can this harness be used on a 2007 Ford F450 6.0 Powerstroke?

A: Yes! This Fuel Injector Wiring Harness is fully compatible with 2003-2007 Ford F450 with 6.0 POWERSTROKE DIESEL engines, providing a direct OE fit and reliable performance replacement for the factory 5C3Z-9D930-A harness.
Q: How do I know if my fuel injector wiring harness needs to be replaced?

A: Common signs include rough idle, rough engine running, hesitation during acceleration, injection fault codes, or complete failure to start. If your factory harness has visible cracks, brittleness, or oil damage, it’s time to replace it with our 6.0 powerstroke Fuel Injector Wiring Harness to avoid further engine issues.
Q: What is the difference between this harness and the factory OEM harness?

A: Our harness is engineered to match OEM specifications for fit, appearance, and performance – it’s a direct replacement with no compromises. The key advantage is our premium high-temperature wire and corrosion-resistant materials, which enhance durability and service life compared to aging factory harnesses. It also comes at a more affordable price than OEM while offering a 1-year warranty and dedicated customer support.