BMW F20 F21 F30 LCI M140i 340i Vent Pipe Engine Crankcase Breather Hose 7642546

The BMW F20 LCI M140i B58 Air Hose Pipe Tube is an original intake system component from the hoses, pipes, and tubes category, designed for the sporty version of the BMW 1 Series. This used OEM part ensures proper air routing to the B58 engine, contributing to stable engine operation and predictable vehicle handling. It's a solution for drivers seeking a factory fit without compromising on compatibility.

Specifications and technical data

• SKU: 7642546
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7642546
• Substitutable numbers: 11157642546, 7642546
• Category: Hoses, Lines & Pipes

Purpose and Role in the Intake System

The BMW F20 LCI M140i B58 Air Hose Pipe Tube is responsible for controlled airflow within the engine's fuel supply system. A correctly chosen component of this type:

• maintains the intake system's seal,
• limits air pressure drops,
• stabilizes the operating parameters of the B58 turbocharged engine,
• minimizes the risk of control unit errors due to leaks.

Thanks to its construction aligned with the manufacturer's original specifications, the hose works with factory mounting points and accessories, facilitating installation and subsequent service maintenance.

Construction and Fit for BMW F20 LCI M140i

This component belongs to the Hoses, Pipes, and Tubes category, meaning it's designed to operate in the demanding environment of the engine bay. The hose's construction is adapted to:

• temperatures generated by the B58 unit and turbocharger accessories,
• vibrations and loads resulting from dynamic driving,
• limited installation space in the BMW F20 LCI compact.

Its original BMW origin ensures correct geometry, diameters, and mounting points, leading to a secure fit with other intake components and the bodywork.

Characteristics of a Used Part

This hose comes from the secondary market, allowing for reduced repair costs while maintaining factory specifications. A used OEM part is a sensible choice in situations where:

• the existing hose has suffered mechanical damage (cracks, abrasions, deformation),
• there are issues with intake leaks and performance loss,
• you want to restore the original configuration after previous modifications.

Choosing a used part is particularly cost-effective for structural components that do not involve complex electronics, where their key features are correct geometry and sealing.

Service Application and Installation

Due to its factory origin, the hose is intended for direct installation in the appropriate versions of the BMW F20 LCI M140i with the B58 engine. In practice, this means:

• the possibility of using factory clamps and brackets,
• no need for bodywork or accessory modifications,
• easier diagnosis of potential leaks after installation.

For workshops and individual users, this translates to shorter working times and a lower risk of fitment issues compared to aftermarket alternatives with uncertain specifications.

Why Choose a BMW Air Hose Pipe Tube

By using an original part from the air hose category, you maintain the consistency of the entire intake system with BMW's engineering intentions. This is particularly important in powerful, turbocharged engines, where even minor leaks can affect performance, fuel consumption, and accessory durability. Choosing this part is an investment in predictable engine behavior and easier future service maintenance.

If you are looking for other BMW Hoses, Pipes, and Tubes for your car, check out the BMW Hoses, Pipes, and Tubes available in our store to select parts perfectly matched to your specific model.

When planning a repair using used parts, it's worth understanding the principles of making informed choices – practical tips can be found in the article Used Parts – Your Guide to the Best Deals in an Automotive Store, which will help you plan your BMW's service even better.