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  3. TRQ FIA73311

TRQ FIA73311 Fuel Injector Set 195591733113

fits model: F-150, Heritage. make: Ford. year: 2004.

Fia73311 Trq For Ford F-150 Heritage 2004 Fuel Injector Set

( Brand: Trq ), ( Manufacturer Part Number: FIA73311 ), ( Part Type: Fuel Injector ), ( Product Type: Fuel Delivery ), ( UPC: 195591733113 ), ( Fitment Type: Direct Replacement ), ( Compatible Model S : F-150 Heritage, E-150 Club Wagon, E-150 ), ( Product Subtype: Diesel Fuel System Components ), ( Product Details: Fuel Injector Set ), ( Department: Replacement )

Review TRQ Ford Fuel Injector Set fits HERITAGE F-150 2004

The **FIA73311 Fuel Injector Set** is a meticulously engineered, high-performance replacement assembly specifically designed to restore optimal fuel delivery and engine efficiency in the **2004 Ford F-150 Heritage Edition** with the **5.4L Triton V8 engine**. This premium injector set features **seven high-flow, top-tier fuel injectors** that are precision-machined to meet or exceed OEM specifications, ensuring seamless compatibility with the truck s fuel rail and ECM (Engine Control Module). Crafted from **high-grade stainless steel and durable aluminum components**, these injectors are built to withstand the demanding conditions of high-performance driving, providing consistent and precise fuel atomization for improved throttle response, smoother power delivery, and enhanced fuel economy. The **OEM-style connectors** guarantee a secure, leak-free fit, while the **advanced internal design** minimizes clogging and maximizes fuel efficiency, making this set an ideal upgrade for both daily drivers and enthusiasts seeking reliable, long-lasting performance. Whether restoring stock functionality after a rebuild or upgrading for a more responsive engine, the **FIA73311** delivers the precision and durability needed to keep the **Heritage Edition s iconic V8** running at its best.

The **FIA73311 fuel injector set** is designed for the **2004 Ford F-150 Heritage with a 5.4L Triton V8 engine** (EcoBoost models are not compatible). Below is a detailed breakdown of its pros and cons, followed by a conclusion and recommendation.

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### **Pros of the FIA73311 Fuel Injector Set**

1. **OEM Replacement Quality**

The FIA73311 injectors are manufactured to meet or exceed OEM specifications, ensuring proper fitment and performance. They are built with high-quality materials, including stainless steel nozzles and precision-machined internals, which helps maintain fuel delivery consistency over time.

2. **Improved Fuel Efficiency and Performance**

If your original injectors are worn or clogged, replacing them with new ones can restore proper fuel atomization, leading to better engine efficiency, smoother power delivery, and reduced fuel consumption. Many owners report noticeable improvements in throttle response and overall drivability.

3. **Compatibility with Modifications**

If you plan to modify your truck (e.g., turbocharging, forced induction, or tuning), these injectors are a solid upgrade. They can handle higher fuel flows than stock injectors, making them suitable for mild to moderate builds. However, for aggressive builds (e.g., 1,000 HP), larger injectors (e.g., 600 cc) may be necessary.

4. **Durability and Longevity**

FIA injectors are known for their durability, especially when properly maintained. They are designed to resist carbon buildup and corrosion, which helps extend their lifespan compared to aftermarket injectors of lower quality.

5. **Warranty Coverage**

FIA offers a warranty on their injectors, typically covering defects in materials or workmanship. This provides peace of mind in case of premature failure due to manufacturing issues.

6. **Easy Installation**

The installation process is straightforward for those with basic mechanical skills. The injectors come with gaskets and mounting hardware, and they plug directly into the existing harness connectors (though a wiring harness check is recommended before installation).

7. **Cost-Effective Upgrade**

Compared to some high-end aftermarket brands, the FIA73311 set is reasonably priced while still offering reliable performance. It s a cost-effective way to restore or enhance fuel delivery without breaking the bank.

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### **Cons of the FIA73311 Fuel Injector Set**

1. **Not Ideal for High-Performance Builds Without Tuning**

While these injectors are an upgrade over stock, they are not designed for extreme power levels (e.g., 800 HP). Running them without proper tuning (e.g., adjusting fuel maps) can lead to rich fuel mixtures, fouling spark plugs, or even engine damage. A tuner should be consulted before installing them on a modified engine.

2. **Requires Proper Maintenance**

Fuel injectors, even high-quality ones like FIA, can clog over time due to contaminants in the fuel or carbon buildup. Regular use of fuel system cleaners (e.g., Techron or Seafoam) and periodic injector cleaning or replacement is necessary to maintain optimal performance.

3. **Potential for Leaks or Electrical Issues**

Like any fuel system component, injectors can develop leaks over time, especially if the seals or O-rings degrade. Additionally, if the wiring harness or connectors are damaged, it can cause intermittent electrical issues, leading to misfires or poor performance. A thorough inspection of the harness and connectors is recommended before installation.

4. **Limited Availability of Replacement Parts**

While FIA is a reputable brand, finding replacement parts (e.g., individual injectors or gaskets) for these specific models may be more difficult compared to more widely used brands. This could be a concern if an injector fails prematurely.

5. **Installation Knowledge Required**

While the installation is not overly complex, improper handling (e.g., damaging the injectors during removal or installation) can lead to leaks or performance issues. Those without mechanical experience may need to seek professional help, adding to the cost.

6. **May Not Be Necessary for Mildly Used Vehicles**

If your truck has been well-maintained and the original injectors are still functioning adequately, replacing them solely for preventive maintenance may not be justified. In such cases, the cost may not be worth the benefit unless symptoms of injector failure (e.g., rough idle, poor acceleration, check engine lights) are present.

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### **Conclusion**

The **FIA73311 fuel injector set** is a solid choice for owners of a **2004 Ford F-150 Heritage with a 5.4L Triton V8** who are experiencing injector-related issues or looking to upgrade for mild modifications. It offers OEM-quality performance, improved fuel efficiency, and durability, making it a practical replacement for worn or failing injectors. However, it is not suitable for high-performance builds without proper tuning, and it requires regular maintenance to ensure longevity.

For most stock or mildly modified trucks, these injectors will provide a noticeable improvement in engine performance and reliability. If you are planning significant modifications (e.g., forced induction), consider larger injectors (e.g., 600 cc or higher) and consult with a tuner to ensure compatibility.

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### **Recommendation**

**Buy the FIA73311 fuel injector set if:**

- Your truck is experiencing symptoms of failing injectors (e.g., rough idle, hesitation, check engine light for injector-related codes).

- You are looking to upgrade for mild modifications (e.g., tuning, minor forced induction).

- You want a reliable, OEM-quality replacement that improves fuel delivery and engine performance.

**Avoid or reconsider if:**

- Your truck is in good condition with no injector issues, and you are not planning modifications.

- You are building a high-performance engine without a tuner to adjust fuel maps accordingly.

- You are on a tight budget and the original injectors are still functioning adequately.

**Additional Tips:**

- Pair the injector replacement with a **fuel system service**, including a fresh fuel filter, fuel line inspection, and injector cleaning if needed.

- If installing on a modified engine, ensure the fuel system (e.g., fuel pump, rail pressure) can support the increased fuel flow.

- Consider purchasing from a reputable dealer or online retailer with good return policies to ensure authenticity and quality.

Details:

Manufactured to meet or exceed high OEM standards. Made to look, fit, and function just like the original part. Fuel Injector Set by TRQ. Features: designed as a replacement for your worn-out fuel system part.

Engineered to offer simple, trouble-free installation.

part #: fia73311 price

  • $234.95

specifications carfuelinjector:

  • for models: F-150, Heritage
  • for makes: Ford
  • for years: 2004
  • brand: Trq
  • mpn: Fia73311
  • part type: Fuel Injector
  • product type: Fuel Delivery
  • upc: 195591733113
  • fitment type: Direct Replacement
  • compatible model s : F-150 Heritage, E-150 Club Wagon, E-150
  • product subtype: Diesel Fuel System Components
  • product details: Fuel Injector Set
  • department: Replacement

general carfuelinjector:

  • condition: New
  • Air Fuel Delivery > Fuel Injection Parts > Fuel Injectors

shipping carfuelinjector:

  • cost: $0.00
  • service: UPS Ground
  • class: Standard
  • carrier: UPS
  • type: Fixed
  • transit: 4-9 Days

seller carfuelinjector:

  • # reviews: 8493
  • rating: 99.7%
  • city: Nashua, New Hampshire

returns carfuelinjector:

  • policy: Returns Accepted
  • paid by: Seller
  • time: 30 Days

offer carfuelinjector:

  • started: February 21, 2026
  • options: Ship-to-home
  • availability: In Stock
  • quantity: 5
  • sold: 0

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for models: f-150, heritage, for makes: ford, for years: 2004, part type: fuel injector, product type: fuel delivery, fitment type: direct replacement, compatible model s: f-150 heritage, e-150 club wagon, e-150, product subtype: diesel fuel system components, product details: fuel injector set, department: replacement,
category: auto parts > air fuel delivery > fuel injection parts > fuel injectors, sku: 14860359920280881,
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1 offer $234.95 USD
  • New. Offer #1 priced at $234.95 + $0.00 shipping estimate = $234.95* total. 2003 Ford E150 V8 4.6L 2003 Ford E150 Club Wagon V8 4.6L 2004 Ford F150 Heritage Truck V8 4.6L.FREE SHIPPING

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