BMW E60 LCI E90 E91 335d 535d M57N2 Turbo Pipe Charge Line T7811404

The BMW E60 LCI E90 E91 335D 535D M57N2 Turbo Hose Pipe T7811404 is an original turbocharger and parts component designed for BMW diesel engines. This used turbocharger hose provides a functional service solution for demanding users who expect a factory fit and stable engine performance.

Specifications and technical data

• SKU: 7811404-7
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7811404
• Substitutable numbers: 11657811404, 7811404, 11657802588, 7802588
• Fuel type: Diesel
• Category: Turbos & Parts

Purpose and role in the charging system

The turbo pipe operates in the diesel engine's intake system, ensuring tight and stable compressed air routing between the turbocharger and subsequent intake components. In M57N2 units, using the correct pipe directly impacts:

• maintaining the correct boost pressure under load,
• reducing power losses resulting from leaks,
• stable operation of the boost control and fuel dosing,
• reducing the risk of the engine going into emergency mode.

Selecting a cable dedicated to a specific configuration of the BMW E60 LCI, E90 and E91 with 335d and 535d engines allows you to maintain operating parameters in line with the manufacturer's assumptions.

Benefits of using the original BMW turbo hose

The original turbocharger and parts hose ensures proper fitment to the factory engine components. In practice, this means:

• geometry and diameters consistent with the serial intake system,
• correct positioning relative to the turbocharger and intercooler,
• compatibility with factory clamps, fasteners and seals,
• reducing stresses resulting from improper cable positioning.

This makes installation more efficient and reduces the risk of subsequent leaks or friction against other engine compartment components.

Used condition - practical service approach

The component is offered in used condition, which represents a reasonable compromise between repair cost and maintaining factory specifications. For turbocharger hoses, it's important to:

• the structural stiffness and shape of the cable were maintained,
• the connection ends allowed for reliable sealing,
• the working surface showed no damage that would disqualify the element from further use.

Choosing a used turbo hose is particularly beneficial when servicing older generation BMWs with diesel engines, where both functionality and operating cost optimization are important.

Ecological aspect and circular economy

Using used supercharger components aligns with the principles of a circular economy. Instead of manufacturing a new component, an existing one is used, reducing raw material and energy consumption. To better understand how this approach impacts the environment and your household budget, check out the article: Circular Economy in the Garage and the Benefits of Choosing Used Parts from a Dismantler .

Selection and compatibility within the BMW brand

When selecting a turbocharger hose for a BMW diesel engine, it's crucial to match it to the specific body series and engine version. It's worth paying attention to:

• compatibility with a given generation of the M57N2 engine,
• type of turbocharger and intake system used,
• presence of appropriate reference numbers in service documentation.

If you are looking for other turbocharger components dedicated to this brand, check out our offer of turbochargers and parts for BMW to select components consistent with the factory specifications of your car.