BMW 866527702 Fuel Tank Breather Hose Tube Pipe Line M340I 2.0L

( Manufacturer Part Number: 866527702 ), ( Type: Hose ), ( Country Of Origin: Germany )

Review BMW 2.0l Fuel Tank Breather Hose Tube Pipe Line Oem fits 330I G20 I4 2019–2024

The BMW 866527702 fuel tank breather hose is an essential component of the BMW 330i and M340i G20 models produced between 2019 and 2024, all of which are powered by a 2.0-liter inline 4-cylinder engine. This breather hose, also referred to as a pipe line or tube, plays a critical role in maintaining the proper pressure within the fuel system.

This hose is specifically designed to connect the fuel tank vent to the intake system. Its primary function is to allow the escape of gases that form in the fuel tank during normal operation. This includes gases produced during the evaporation of fuel or the combustion process. By allowing these gases to escape, the hose helps prevent the buildup of pressure within the fuel system, which could potentially lead to various issues.

The BMW 866527702 fuel tank breather hose is made of high-quality materials, ensuring durability and resistance to the harsh conditions inside the engine compartment. The hose itself is reinforced with strong reinforcement layers, while the ends are sealed with robust O-rings to prevent leaks.

The hose is designed with a flexible and heat-resistant construction, enabling it to withstand the varying temperatures and vibrations encountered during vehicle operation. Its smooth inner surface ensures a reliable and efficient flow of gases, contributing to optimal fuel system performance.

This BMW fuel tank breather hose is an essential replacement part for any BMW 330i or M340i G20 owner whose original hose has become damaged or worn out. Installing a new breather hose ensures the continued proper function of the fuel system, helping to maintain the overall health and longevity of the vehicle.

Please note that it is always recommended to have your vehicle serviced by a qualified technician whenever installing new parts. Incorrect installation could lead to various issues and potentially compromise the safety and performance of your vehicle.

The BMW 330i and M340i models from the 2019-2024 G20 generation come equipped with a 2.0-liter i4 engine. One of the components that require periodic replacement is the fuel tank breather hose tube or pipe line. Here are some pros and cons of buying a new one.

1. Ensures proper fuel system ventilation: A functional fuel tank breather hose tube ensures that the fuel system is properly ventilated, preventing the buildup of pressure and potential damage to other components.

2. Improves engine performance: A new fuel tank breather hose tube can help improve engine performance by allowing for better fuel system breathing, leading to smoother idling and acceleration.

3. Prevents check engine light: A faulty fuel tank breather hose tube can trigger the check engine light. Replacing it can help prevent this issue and avoid unnecessary repairs.

4. Long-lasting: OEM (Original Equipment Manufacturer) parts, such as a new fuel tank breather hose tube, are designed to last longer than aftermarket alternatives, providing peace of mind and reducing the frequency of replacements.

1. Cost: The price of a new fuel tank breather hose tube can be relatively high, especially when compared to aftermarket alternatives.

2. Installation: Installing a new fuel tank breather hose tube can be a complex process that requires specialized tools and knowledge. It may be best to leave the installation to a professional mechanic to avoid potential errors and complications.

A new fuel tank breather hose tube is an essential component for maintaining the proper functioning of the fuel system in BMW 330i and M340i models. While the cost of a new part can be a drawback, the benefits, such as improved engine performance, prevention of the check engine light, and long-lasting design, make it a worthwhile investment. It is recommended to have the replacement done by a qualified mechanic to ensure a proper installation and avoid potential complications.

Details:

G20 BODY/CHASSIS. 8-SPEED AUTOMATIC TRANSMISSION 2WD. 2.0L TURBO I4 B46D ENGINE. PARTS CAME OFF A 2020 BMW 330I RWD SPORT LINE TRIM.

part #: 866527702 prices

• $29.99-$84.99

specifications airintakesystemse:

• for models: 330i, G20, I4
• for makes: Bmw
• for years: 2019-2024
• mpn: 866527702
• type: Hose
• country of origin: Germany

payments airintakesystemse:

• other
• wallet: Google-pay
• credit card: Discover

seller airintakesystemse:

• # reviews: 12014
• rating: 99.9%
• city: Anderson, South Carolina

shipping airintakesystemse:

• cost: $0.00
• transit: 4-7 Days
• service: Standard
• type: Fixed
• class: Standard

returns airintakesystemse:

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

offer airintakesystemse:

• availability: In Stock
• started: February 26, 2026
• quantity: 1
• sold: 0
• options: Ship-to-home

general airintakesystemse:

• Car Truck Parts Accessories > Air Fuel Delivery > Hoses, Lines Pipes
• condition: Used

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