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  3. KARPARTS360 ALX-PAU-RB-904-133-CL360A50

KARPARTS360 ALX-PAU-RB-904-133-CL360A50 Fuel Injector Ring 199608901465 3500/2500 Set Rubber

fits model: 3500, 2500, Sierra. make: Gmc. year: 2001–2004.

Alx-pau-rb-904-133-cl360a50 Karparts360 For Gmc Sierra 3500/2500 Hd 2001-2004 Fuel Injector O-ring Set Rubber Black

( Brand: Karparts360 ), ( Manufacturer Part Number: ALX-PAU-RB-904-133-CL360A50 ), ( Type: Automotive ), ( Oe/oem Part Number: 94011699 ), ( Item Weight: 1.0000 ), ( Item Height: 1.350 ), ( Item Length: 3.350 ), ( Item Width: 3.750 ), ( Fitment Type: Direct Replacement ), ( Outer Material: Rubber ), ( Generic Keywords 1: Part ), ( Oem Equivalent Part Number 2: 94011701 ), ( Intended Use: Automobiles ), ( Misc Fitment Notes: See Notes ), ( Housing Color: Black ), ( Manufacturer Warranty: 1 Year ), ( UPC: 199608901465 )

Review KARPARTS360 Gmc 3500/2500 Hd Fuel Injector O ring Set Rubber Black fits SIERRA 3500 2500 2001–2004

The **KarParts360 ALX-PAU-RB-904-133-CL360A50 Fuel Injector O-Ring Set** is a precision-engineered rubber sealing kit specifically designed to ensure a leak-free, reliable connection between the fuel injectors and the fuel rail assembly on GMC Sierra 3500HD and 2500HD models produced between 2001 and 2004. Engineered to meet the exacting standards of modern diesel fuel systems, this o-ring set features high-quality, fuel-resistant rubber compounds that resist degradation from prolonged exposure to diesel fuel, heat, and engine vibrations critical factors in maintaining optimal performance and preventing costly fuel leaks. Each o-ring in this set is meticulously crafted to fit snugly within the injector s mounting interface, providing a consistent, airtight seal that minimizes the risk of fuel contamination, pressure loss, or fuel system inefficiencies. The set is compatible with the GM L56 and L66 V8 diesel engines, which are known for their durability and high torque output, ensuring that your truck s fuel delivery system operates with precision and efficiency. Whether you re performing routine maintenance, addressing a persistent fuel leak, or upgrading your fuel system for improved performance, this o-ring set offers a straightforward, cost-effective solution to keep your GMC Sierra s fuel injectors functioning at peak levels. Built to withstand the demanding conditions of heavy-duty applications, these o-rings are an essential component for anyone looking to maintain the longevity and reliability of their diesel-powered GMC truck.

**Pros and Cons of purchasing a KarParts360 ALX-PAU-RB-904-133-CL360A50 O-Ring Set for GMC Sierra 3500/2500 (2001 2004) Fuel Injectors**

### **Pros**

1. **Compatibility** The part is specifically designed for your vehicle s year and model, ensuring a proper fit for the fuel injectors in your 2001 2004 GMC Sierra 3500/2500. This reduces the risk of installation issues or leaks due to incorrect sizing.

2. **Quality Materials** KarParts360 is a reputable supplier known for using durable rubber compounds in their o-ring sets. High-quality o-rings help prevent fuel leaks, maintain proper sealing, and extend the lifespan of the injectors.

3. **Cost-Effective Solution** Replacing worn or damaged o-rings is often cheaper than replacing the entire fuel injector assembly. This makes it a practical choice for maintaining engine performance without a major overhaul.

4. **Easy Installation** O-ring sets are relatively simple to install, especially if you have basic mechanical experience. The process typically involves removing the injectors, replacing the old o-rings, and reinstalling them with clean fuel lines.

5. **Preventative Maintenance** Replacing o-rings as part of routine maintenance can prevent fuel leaks, which could lead to engine misfires, reduced fuel efficiency, or even long-term damage to the fuel system.

6. **Widespread Availability** The part is likely available from multiple suppliers, including KarParts360, eBay, Amazon, or specialty auto parts stores, giving you options for pricing and shipping.

7. **Potential Performance Improvement** If the original o-rings were degraded, replacing them can restore proper sealing, ensuring consistent fuel delivery and preventing vacuum leaks that could affect engine performance.

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### **Cons**

1. **Potential for Counterfeit Parts** Purchasing from third-party sellers (even on reputable platforms) carries a risk of receiving counterfeit or low-quality knockoffs. Always verify the seller s reputation and check for authenticity markings.

2. **Installation Challenges** If the fuel injectors are heavily corroded or the mounting surfaces are damaged, replacing o-rings may still require additional work (e.g., cleaning, sealing, or even injector replacement). This could add unexpected time and cost.

3. **Limited Longevity Without Proper Maintenance** While o-rings are durable, their lifespan depends on fuel quality, engine conditions, and installation care. If the fuel system has contaminants (e.g., ethanol blends, debris), the o-rings may wear out faster.

4. **No Warranty or Return Policy Risks** Some sellers offer limited warranties, but others may not. If the o-rings fail shortly after installation due to defects, you may be out of luck unless you purchased from a dealer with a return policy.

5. **Time-Consuming for DIYers** If you re not experienced with fuel system work, the process of removing injectors, cleaning the ports, and ensuring proper o-ring placement can be frustrating. Improper installation could lead to leaks or damage.

6. **Price Sensitivity** While generally affordable, the cost may still be a concern if you re on a tight budget. If the o-rings are part of a larger fuel system issue (e.g., clogged injectors), addressing those problems simultaneously may be more cost-effective.

7. **Environmental and Safety Risks** Working with fuel injectors requires caution, as fuel leaks or spills can pose fire hazards. Proper ventilation and safety precautions (e.g., using a fire extinguisher nearby) are essential.

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### **Conclusion**

The **KarParts360 ALX-PAU-RB-904-133-CL360A50 o-ring set** is a **reliable and cost-effective solution** for maintaining or restoring fuel injector sealing in your 2001 2004 GMC Sierra 3500/2500. The part is **directly compatible**, made from **quality materials**, and offers a **simple preventative maintenance upgrade** that can avoid more expensive repairs down the line.

However, the **potential for counterfeit parts**, **installation challenges**, and **safety risks** must be carefully considered. To mitigate these issues:

- **Purchase from a trusted seller** (preferably KarParts360 s official site or a verified auto parts dealer).

- **Follow installation guidelines carefully**, ensuring clean surfaces and proper torque.

- **Inspect the injectors** for signs of wear or clogging before and after replacement.

- **Use fuel system additives** (if recommended) to protect new o-rings from contaminants.

If you re comfortable with basic mechanical work and prioritize **preventative maintenance**, this o-ring set is a **strong recommendation**. If you re unsure about installation or suspect deeper fuel system issues, consulting a professional mechanic may be worthwhile to avoid unnecessary complications.

**Final Recommendation:**

**Buy the KarParts360 o-ring set** if you re confident in your ability to install it properly and want a straightforward, affordable fix for potential fuel injector leaks. Pair this with **high-quality fuel** and **regular maintenance** to maximize the o-rings lifespan. If you encounter difficulties during installation or notice persistent issues, do not hesitate to seek professional assistance.

Details:

Part: Fuel Injector O-Ring Set. Brand New - Sealed in a Box. Detail , Overview: - The components in this Fuel Injector O-Ring Set are designed to match the fit of original O-rings on specified vehicles. Color: Black.

Misc Notes 1: ORING KIT. OEM Part #:94011699 94011701. KarParts360 For GMC Sierra 3500/2500 HD 2001 2002 2003 2004 Fuel Injector O-Ring Set Rubber Black 0.739 inches, 0.426 inches Inside Diameter 8 Quantity Round Rim Shape: Item condition: Brand New in Original Box. They help ensure secure, leak-resistant connections to the fuel injectors during service or when replacements are needed.

All products ship in pristine and original manufacturer packaging. Material: Rubber. Please refer to manufacturer for warranty information. Inside Diameter: 0.739 inches; 0.426 inches.

part #: 199608901465 price

  • $33.71

specifications carfuelinjector:

  • for models: 3500, 2500, Sierra
  • for makes: Gmc
  • for years: 2001-2004
  • brand: Karparts360
  • mpn: Alx-pau-rb-904-133-cl360a50
  • type: Automotive
  • oe/oem part number: 94011699
  • item weight: 1.0000
  • item height: 1.350
  • item length: 3.350
  • item width: 3.750
  • fitment type: Direct Replacement
  • outer material: Rubber
  • generic keywords 1: Part
  • oem equivalent part number 2: 94011701
  • intended use: Automobiles
  • misc fitment notes: See Notes
  • housing color: Black
  • manufacturer warranty: 1 Year
  • upc: 199608901465

general carfuelinjector:

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

payments carfuelinjector:

  • other
  • wallet: Apple-pay
  • credit card: Mastercard

shipping carfuelinjector:

  • type: Fixed
  • service: Expedited
  • cost: $0.00
  • transit: 3-7 Days
  • class: Expedited

returns carfuelinjector:

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

offer carfuelinjector:

  • availability: In Stock
  • started: April 9, 2026
  • options: Ship-to-home
  • quantity: 10
  • sold: 0

seller carfuelinjector:

  • # reviews: 154346
  • rating: 99.7%
  • city: West Chicago, IL
for models: 3500, 2500, sierra, for makes: gmc, for years: 2001-2004, type: automotive, oe/oem part number: 94011699, item weight: 1.0000, item height: 1.350, item length: 3.350, item width: 3.750, fitment type: direct replacement, outer material: rubber, generic keywords 1: part, oem equivalent part number 2: 94011701, intended use: automobiles, misc fitment notes: see notes, housing color: black, manufacturer warranty: 1 year,
category: auto parts > air fuel delivery > fuel injection parts > fuel injectors, color: black, sku: 15787118058547632,
Karparts360 KARPARTS360 Is Similar To:
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1 offer $33.71 USD
  • New. Offer #1 priced at $33.71 + $0.00 shipping estimate = $33.71* total. Product Info: - Part: Fuel Injector O-Ring Set - Color: Black - Inside Diameter: 0.739 inches; 0. Product Overview: - The components in this Fuel Injector O-Ring Set are designed to match the fit of the original O-rings on specified vehicles.FREE SHIPPING

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