MITSUBISHI 573-052 Fuel Filler Breather Hose MR342370

( Manufacturer Part Number: 573-052 ), ( Type: Breather Hose ), ( Fitment Type: Direct Replacement ), ( Material: Rubber ), ( Part Name: Fuel Filler Neck Breather Hose ), ( Country Of Origin: Japan )

Review MITSUBISHI Genuine Fuel Filler Breather Hose Oem New fits ECLIPSE GALANT

The **Mitsubishi 573-052 MR342370 Fuel Filler Breather Hose** is a precision-engineered component designed specifically for the **Eclipse and Galant** vehicle platforms, ensuring optimal performance and longevity for the fuel system. This high-quality hose plays a critical role in maintaining proper ventilation within the fuel tank, preventing dangerous pressure buildup that could lead to vapor lock, fuel leaks, or even engine stalling. Crafted from durable, fuel-resistant rubber with reinforced braided nylon or polyester layers, this hose is engineered to withstand the harsh conditions of automotive environments, including exposure to gasoline vapors, temperature fluctuations, and mechanical stress. Its tight-fitting connections typically featuring a secure clamp or crimped end guarantee a leak-proof seal, safeguarding both the vehicle s fuel efficiency and the integrity of the cabin air. Whether replacing a worn-out original part or upgrading for enhanced durability, this OEM-replacement hose adheres to Mitsubishi s exact specifications, ensuring a perfect fit for models like the **1990 2002 Eclipse** and **1990 2002 Galant**, including variants with the **4G63, 4G93, or 4G94 engines**. Its straightforward installation and compatibility with common fuel system components make it an essential upgrade for maintaining peak engine performance and preventing costly fuel system failures.

### **Pros and Cons of buying a Mitsubishi 573-052 MR342370 Fuel Filler Breather Hose (Eclipse/Galant)**

1. **Direct Fitment** This part is specifically designed for Mitsubishi Eclipse and Galant models, ensuring compatibility without modifications. It matches the original equipment manufacturer (OEM) specifications, reducing the risk of installation issues.

2. **Quality Materials** Mitsubishi parts are generally built to last, using durable materials that resist cracking, kinking, or degradation over time. This helps prevent fuel system leaks or clogs, which can cause engine performance issues or emissions problems.

3. **Prevents Fuel Evaporation and Vapor Lock** The fuel filler breather hose plays a critical role in maintaining proper fuel tank pressure. A faulty hose can lead to fuel evaporation, vapor lock (where fuel fails to reach the engine due to vapor buildup), or even fuel leaks. Replacing it ensures the fuel system operates efficiently.

4. **Easy Installation** As an OEM or high-quality aftermarket part, this hose is straightforward to install, typically requiring only basic tools. Most owners or even inexperienced DIYers can replace it without professional help.

5. **Cost-Effective Maintenance** Compared to potential engine damage or fuel system failures caused by a failing breather hose, replacing it is a minor, preventative expense. It helps avoid more costly repairs down the line.

6. **Improves Engine Performance** A properly functioning breather hose ensures optimal fuel delivery and air-fuel mixture, which can lead to smoother engine operation, better fuel efficiency, and reduced emissions.

7. **Warranty Coverage** If purchased from an authorized dealer or reputable seller, this part may come with a warranty, providing peace of mind against early failure.

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1. **Limited Availability** OEM Mitsubishi parts can sometimes be harder to find than generic aftermarket alternatives, especially if purchasing from non-authorized sources. This may require ordering online or waiting for delivery.

2. **Potential Counterfeit Parts** If buying from untrusted sellers (e.g., unverified eBay listings or unknown marketplaces), there s a risk of receiving a counterfeit or low-quality replica. Always verify the seller s reputation and part authenticity.

3. **Price Premium** OEM or genuine Mitsubishi parts are often more expensive than aftermarket equivalents. While this ensures quality, it may not be the most budget-friendly option for cost-conscious buyers.

4. **Mixed Reviews on Aftermarket Alternatives** Some aftermarket hoses may not fit perfectly or could fail prematurely. While they are cheaper, they might not offer the same longevity or reliability as OEM parts.

5. **Installation Challenges (If DIY)** While generally simple, improper installation (e.g., incorrect routing, loose clamps, or damage during installation) can void warranties or lead to future issues. Those unfamiliar with automotive work may need guidance.

6. **Environmental Concerns** Fuel system components like breather hoses can sometimes leak fuel vapors if damaged. Proper disposal of old hoses is important to avoid environmental contamination.

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The **Mitsubishi 573-052 MR342370 Fuel Filler Breather Hose** is a reliable, high-quality replacement part for Eclipse and Galant models. Its **direct fitment, durability, and role in preventing fuel system failures** make it a worthwhile investment for maintaining engine health. However, **availability, cost, and the risk of counterfeit parts** are factors to consider.

For most owners, the **benefits outweigh the drawbacks**, especially if purchasing from a trusted source. If budget is a concern, **high-quality aftermarket alternatives** (from brands like ACDelco, Fram, or Dayco) can be viable, though they may not match OEM longevity.

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- **Buy from an authorized Mitsubishi dealer or a reputable online retailer** (e.g., RockAuto, Amazon, or eBay with verified sellers) to ensure authenticity and warranty coverage.

- **Compare prices** between OEM and aftermarket options, but prioritize quality over cost if the part is critical to engine performance.

- **Follow installation instructions carefully** to avoid damage or improper sealing.

- **Consider purchasing a fuel system cleaning additive** when replacing the hose, as old fuel residues or debris may clog the new part if not addressed.

**Final Verdict:** This is a **strong, reliable choice** for Mitsubishi Eclipse/Galant owners, particularly if maintaining original equipment standards is a priority. For those seeking a balance between cost and quality, a **trusted aftermarket brand** could be a reasonable alternative.

Details:

Fuel Filler Neck Breather Hose. EA3A series, Part # MR342370. Genuine Oem Part. Mitsubishi Galant: Used in various model's produced between 1997 and 2003.

part #: 573052 prices

• $19.99-$57.99

specifications fueltanksysteme:

• for models: Eclipse, Galant
• for makes: Mitsubishi
• mpn: 573-052
• type: Breather Hose
• fitment type: Direct Replacement
• material: Rubber
• part name: Fuel Filler Neck Breather Hose
• country of origin: Japan

returns fueltanksysteme:

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

shipping fueltanksysteme:

• cost: $0.00
• class: Standard
• carrier: USPS
• type: Fixed
• transit: 5-8 Days
• service: USPS Ground Advantage

general fueltanksysteme:

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

seller fueltanksysteme:

• rating: 100.0%
• city: Medford, New York
• # reviews: 5302

payments fueltanksysteme:

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

offer fueltanksysteme:

• started: April 9, 2026
• availability: In Stock
• options: Ship-to-home
• sold: 0
• quantity: 1

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