MAZDA B455-42-241 Fuel Tank Filler Neck

( Manufacturer Part Number: B455-42-241 ), ( Part Type: Fuel Tank Filler ), ( Genuine Oem: Yes ), ( Manufacturer Warranty: 1 Year ), ( Fitment Type: Direct Replacement ), ( Year: 1990 1991 1992 1993 1994 1995 ), ( Parts Included: Only Part Reference 9 On The Diagram Is Included )

Review MAZDA Genuine Fuel Tank Filler Neck fits MX-3 1990–1995

The **Mazda B455-42-241 Fuel Tank Filler Neck** is a precision-engineered component designed specifically for Mazda vehicles equipped with the B-series engine platform, including models like the Mazda3, Mazda6, and Mazda CX-5 from certain model years. This high-quality fuel filler neck is crafted to meet or exceed OEM specifications, ensuring a perfect fit and reliable performance. Constructed from durable, corrosion-resistant materials, it features a robust metal housing with a smooth, contoured design that aligns seamlessly with the vehicle s body panel, minimizing gaps and preventing leaks. The neck is equipped with a secure, tamper-resistant locking mechanism, complete with a spring-loaded lid that snaps into place with a satisfying click, providing both functionality and a polished aesthetic. Inside, the filler neck houses a precision-molded rubber gasket, designed to create an airtight seal when the fuel cap is attached, preventing fuel vapors from escaping and maintaining optimal fuel system efficiency. The internal design also incorporates a fuel strainer to filter out debris, protecting the vehicle s fuel lines and injectors from contamination. Whether replacing a worn-out original part or upgrading for enhanced durability, this filler neck is built to withstand the demands of daily driving, ensuring a tight, leak-free connection every time. Its compatibility with Mazda s fuel system guarantees seamless integration, making it an ideal choice for both professional mechanics and DIY enthusiasts seeking a dependable, long-lasting solution.

**Pros and Cons of Buying a Mazda B455-42-241 Fuel Tank Filler Neck**

The Mazda B455-42-241 is a fuel tank filler neck designed for certain Mazda models, particularly those with a 4-cylinder engine and a fuel-injected system. Below is a detailed breakdown of its advantages and disadvantages.

### **Pros**

1. **Direct Fitment** This part is specifically engineered for Mazda vehicles, ensuring compatibility with the vehicle s fuel system, including the fuel line connections and mounting points. This reduces the risk of leaks or improper installation.

2. **Durability** Mazda parts are generally built to meet or exceed the quality standards of the original equipment manufacturer (OEM). The B455-42-241 is likely made from durable materials such as reinforced plastic or metal, designed to withstand fuel exposure, temperature fluctuations, and mechanical stress over time.

3. **Reliability** Purchasing an OEM or high-quality aftermarket part like this one minimizes the risk of premature failure. It should function reliably for the lifespan of the vehicle, provided it is installed correctly.

4. **Ease of Installation** Since it is designed for Mazda vehicles, the filler neck should align properly with the fuel tank and fuel door, making installation straightforward for a mechanic or a DIY enthusiast with basic tools.

5. **Compatibility with Mazda Systems** The part is likely designed to work seamlessly with Mazda s fuel system, including the fuel pump, fuel lines, and fuel cap. This reduces the likelihood of compatibility issues that can arise with generic parts.

6. **Warranty Coverage** If purchasing from a reputable seller (such as an authorized Mazda dealer or a trusted aftermarket supplier), the part may come with a warranty, offering protection against defects or premature failure.

7. **Aesthetic Consistency** For those who prioritize appearance, an OEM or high-quality aftermarket filler neck will match the original design of the vehicle, maintaining a uniform look.

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### **Cons**

1. **Cost** Compared to generic or non-OEM parts, the Mazda B455-42-241 may be more expensive. This is due to the brand reputation, quality materials, and direct fitment. For budget-conscious buyers, this could be a significant drawback.

2. **Limited Availability** Depending on the region, this specific part may not be readily available at all auto parts stores. Buyers may need to order it online, which could result in shipping delays or additional costs.

3. **Potential for Counterfeit Parts** When purchasing online, there is a risk of receiving a counterfeit or low-quality replica, especially from untrusted sellers. Counterfeit parts may fail prematurely or not fit correctly, leading to further repair costs.

4. **Mixed Quality in Aftermarket Parts** While some aftermarket parts are of high quality, others may be poorly manufactured. If the part is not from a well-known brand or supplier, it could be prone to cracking, leaking, or failing sooner than expected.

5. **Installation Challenges** Although designed for Mazda vehicles, improper installation such as incorrect sealing or misalignment can lead to fuel leaks or damage to the fuel system. This risk exists even with OEM parts if the installer lacks experience.

6. **Environmental and Fuel Compatibility Concerns** Over time, fuel can degrade and contain contaminants that may affect plastic components. While the B455-42-241 is likely designed to handle standard gasoline, prolonged exposure to ethanol-blended fuels or additives could potentially weaken the material in some aftermarket parts.

7. **Depreciation and Resale Value** If the part is replaced due to wear or failure, the cost of the original part may not be fully recouped when selling the vehicle, as the resale value is primarily tied to the vehicle s overall condition rather than individual parts.

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### **Conclusion**

The Mazda B455-42-241 fuel tank filler neck is a high-quality, directly compatible part that offers reliability, durability, and ease of installation for Mazda vehicles. Its primary advantages lie in its precision engineering, compatibility with Mazda systems, and potential warranty coverage. However, the higher cost, potential availability issues, and risks associated with counterfeit or low-quality aftermarket parts must be carefully considered.

For most Mazda owners, the benefits of purchasing an OEM or high-quality aftermarket part outweigh the drawbacks, especially if the part is essential for maintaining the vehicle s performance and safety. The key is to source the part from a reputable supplier to ensure authenticity and quality.

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### **Recommendation**

1. **Verify Compatibility** Double-check that the B455-42-241 is the correct part for your specific Mazda model and year. Consult your vehicle s manual or a Mazda dealership to confirm.

2. **Purchase from a Trusted Source** Buy the part from an authorized Mazda dealer, a well-known aftermarket supplier (such as RockAuto, Amazon, or a local auto parts store with a good reputation), or a reputable online marketplace. Avoid purchasing from unknown sellers to minimize the risk of counterfeit parts.

3. **Consider Warranty Coverage** Opt for a part that includes a warranty, as this provides peace of mind and protection against defects. OEM parts typically come with a warranty, while some aftermarket brands also offer coverage.

4. **Professional Installation** If you are not experienced with automotive repairs, have the part installed by a qualified mechanic. Proper installation is critical to preventing leaks, fuel system damage, or safety hazards.

5. **Regular Maintenance** Ensure that the fuel system, including the filler neck, is inspected during routine maintenance. Promptly address any signs of wear, leaks, or damage to avoid costly repairs.

By following these recommendations, you can maximize the benefits of the Mazda B455-42-241 and ensure a reliable, long-lasting solution for your vehicle.

Details:

Parts must be resalable and in the original packaging. Electrical parts are not returnable. Shipping Carrier substitutions may be made at our determination in an attempt to reduce shipping cost the customer.

part #: b45542241 prices

• $56.62-$104.03

specifications fueltanksysteme:

• for models: Mx-3
• for makes: Mazda
• for years: 1990-1995
• mpn: B455-42-241
• part type: Fuel Tank Filler
• genuine oem: Yes
• manufacturer warranty: 1 Year
• fitment type: Direct Replacement
• year: 1990 1991 1992 1993 1994 1995
• parts included: Only Part Reference 9 On The Diagram Is Included

returns fueltanksysteme:

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

offer fueltanksysteme:

• sold: 0
• options: Ship-to-home
• availability: In Stock
• started: February 15, 2026
• quantity: 1

shipping fueltanksysteme:

• transit: 6-12 Days
• type: Fixed
• cost: $35.49
• class: Standard
• service: Standard

seller fueltanksysteme:

• city: Fairhaven, Massachusetts
• rating: 99.1%
• # reviews: 2264

general fueltanksysteme:

• condition: New
• Car Truck Parts Accessories > Air Fuel Delivery > Fuel Tanks Filler Necks

payments fueltanksysteme:

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

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