BMW 179.BM1817 Fuel Filler Neck Pipe

( Conditions Options: 4.4 ), ( Genuine Oem: Yes ), ( Ipn: 179.bm1817 ), ( Type: Filler Neck )

Review BMW Fuel Filler Neck Pipe fits X5 F85 2017

The **BMW 179.BM1817 17" xDrive50i xDrive35i xDrive20i xDrive25i xDrive15i xDrive18i xDrive20i M550i xDrive30d xDrive50d xDrive20d xDrive35d xDrive50d F85 Fuel Filler Neck Pipe** is a precision-engineered component designed exclusively for BMW s fifth-generation X5 (F85) lineup, spanning both gasoline and diesel-powered variants, including the high-performance M550i and the robust xDrive30d models. Crafted from high-grade, corrosion-resistant materials, this fuel filler neck pipe ensures a secure and leak-proof connection between the fuel tank and the fuel filler cap, maintaining optimal fuel system integrity while adhering to BMW s stringent quality standards. The part is engineered to fit seamlessly with the vehicle s integrated fuel system, featuring a durable, flexible hose assembly that accommodates slight movements during driving, reducing wear and tear over time. Its robust construction also includes reinforced clamps and a precision-molded rubber gasket, which guarantees an airtight seal to prevent fuel vapors from escaping and contaminants from entering the tank. Whether installed in a daily commuter, an off-road adventurer, or a luxury-oriented xDrive model, this fuel filler neck pipe is built to withstand the demands of modern driving conditions, from extreme temperatures to rough terrain, ensuring long-term reliability and performance. For BMW owners seeking a direct, OEM-quality replacement or an upgrade for enhanced durability, this part represents the ideal balance of precision engineering and practical functionality.

### **Pros and Cons of Buying a BMW 179.BM1817 (F85 X5) Fuel Filler Neck Pipe**

1. **Improved Fueling Experience** A new or upgraded fuel filler neck pipe can make refueling smoother, reducing the risk of spills or fuel leaks.

2. **Enhanced Aesthetics** If the original part is damaged or discolored, replacing it can restore the vehicle s factory appearance.

3. **Prevents Fuel Contamination** A worn or cracked filler neck can allow dirt, moisture, or debris to enter the fuel system, leading to engine issues. A replacement ensures a cleaner fuel supply.

4. **Compatibility with Aftermarket Mods** Some performance upgrades (e.g., larger fuel injectors or high-flow fuel pumps) may require an upgraded filler neck to accommodate increased fuel flow.

5. **Prevents Fuel Leaks** Over time, the rubber gasket or plastic housing can degrade, causing leaks. A new part eliminates this risk.

6. **Easier Installation** If the original part is difficult to remove due to corrosion or wear, a replacement ensures a cleaner, more straightforward fit.

7. **Potential Resale Value Boost** A well-maintained X5 with updated or replaced components may appeal more to buyers looking for a fully serviced vehicle.

1. **Cost** Authentic BMW parts can be expensive, especially if purchasing directly from BMW or an authorized dealer. Aftermarket alternatives may be cheaper but could lack durability.

2. **Installation Complexity** While not overly difficult, replacing the filler neck requires removing the fuel tank, which may be time-consuming for inexperienced DIYers.

3. **Potential for Counterfeit Parts** Cheap aftermarket parts may not fit perfectly, leading to leaks or improper sealing.

4. **Minor Fuel System Disruption** If the fuel tank is drained during installation, the vehicle may need a refill afterward, adding slight inconvenience.

5. **Warranty Considerations** If the original part failed due to manufacturing defect, a warranty claim might be possible, but if it s due to wear, replacement is necessary regardless.

6. **Limited Performance Gain** Unlike engine or suspension upgrades, a new filler neck pipe does not improve performance it primarily serves functional and aesthetic purposes.

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Replacing the fuel filler neck pipe on a BMW F85 X5 is a practical maintenance or upgrade choice, especially if the original part is damaged, leaking, or visually worn. The benefits such as preventing fuel contamination, improving fueling convenience, and maintaining vehicle aesthetics outweigh the minor drawbacks (cost, installation effort, and potential aftermarket risks) for most owners. However, if the part is still functional, the expense may not be justified unless part of a broader fuel system refresh.

- **If the current filler neck is cracked, leaking, or visibly degraded**, replacing it is strongly advised to prevent fuel system issues.

- **If the part is still in good condition**, consider whether the cost of replacement is worth the minor improvements, especially if you plan to keep the vehicle long-term.

- **For best results**, use an **OEM (Original Equipment Manufacturer) part** or a **high-quality aftermarket alternative** (e.g., from **ABS, Walbro, or BMW M Parts**) to ensure a proper fit and longevity.

- **If unsure about installation**, consult a **BMW specialist** to avoid potential fuel system complications.

Ultimately, this is a **low-risk, high-reward** upgrade that contributes to the vehicle s reliability and presentation.

Details:

No expedited shipping is available.

specifications fueltanksysteme:

• for models: X5, F85
• for makes: Bmw
• for years: 2017
• conditions options: 4.4
• genuine oem: Yes
• ipn: 179.bm1817
• type: Filler Neck

shipping fueltanksysteme:

• class: Standard
• type: Calculated
• carrier: UPS
• cost: $29.44
• service: UPS Ground
• transit: 2-6 Days

offer fueltanksysteme:

• quantity: 1
• started: February 25, 2026
• best offers: True
• options: Ship-to-home
• sold: 0
• availability: In Stock

seller fueltanksysteme:

• # reviews: 55018
• city: Richland, Mississippi
• rating: 99.9%

general fueltanksysteme:

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

returns fueltanksysteme:

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

payments fueltanksysteme:

• wallet: Paypal
• credit card: Discover
• other

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