BMW E60 E61 M57N M57N2 Turbo Intercooler Charge Air Line Pipe Hose 7793896

BMW E60 E61 M57N M57N2 Turbo Intercooler Charge Air Line Pipe Hose is a forced induction system component from the Lines, hoses and pipes category, designed to operate in the demanding environment of high pressure and temperature. It is responsible for the tight and stable routing of compressed air between the turbocharger and the intercooler, which directly affects the performance and smooth operation of the M57N engine. The used BMW OEM component ensures proper flow geometry and fitment to the factory installation.

Specifications and technical data

• SKU: 7799401-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7799401
• Substitutable numbers: 7799401, 11617799401, 7791664, 11617791664, 7797697, 11617797697, 7793896
• Category: Hoses, Lines & Pipes

Function and application in the forced induction system

The intercooler hose in the M57N engine is responsible for transporting compressed air from the turbocharger to the charge air cooler. A properly selected component:

• maintains stable boost pressure throughout the entire rev range,
• minimizes pressure drops due to its appropriate cross-section and shape,
• ensures airtight connections with the turbocharger and intercooler,
• reduces the risk of overheating adjacent components thanks to its material resistance.

For the M57N unit in the BMW E60, the correct intercooler hose is crucial for maintaining nominal power, torque, and proper operation of the engine management system.

Construction and fitment for BMW E60 M57N

The offered BMW intercooler hose is a component structurally matched to the intake system in the E60 body with the M57N engine. The shape, connection diameters, and mounting points are consistent with the factory design, which allows for installation without any modifications to the system.

In practice, this means:

• secure seating on the turbocharger and intercooler ports,
• proper routing of the hose relative to the subframe, covers, and suspension components,
• maintaining appropriate installation clearances, reducing the transfer of vibrations and stresses.

By maintaining the original flow geometry, the hose supports even cylinder filling, which translates into stable engine operation under load.

Characteristics of the used OEM component

As a used forced induction system hose, the component comes from dismantling and retains the factory BMW specification. The original construction promotes the durability of connections, as well as compatibility with stock clamps and brackets. This type of part is a good choice for intake system maintenance when you want to maintain factory operating parameters.

The hose has an assigned OEM part number and associated interchangeable numbers, which facilitates verification of compatibility with a specific BMW E60 M57N configuration based on manufacturer catalogs or the vehicle's VIN, without the need for installation modifications.

Benefits of replacing the intercooler hose

Replacing a worn or leaking intercooler hose with a functional OEM component brings measurable operational benefits:

• reduction of power drops resulting from boost air leaks,
• reduced risk of the engine entering limp mode due to boost pressure errors,
• more stable engine operation during dynamic acceleration,
• reduction of smoke and incorrect fuel dosage associated with faulty air mass measurement.

For BMW E60 users with the M57N engine, this is a practical way to restore the correct boost characteristics without interfering with the engine control unit software.

Complementary items from the same group

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other components from the same group, such as flexible intake sections, rigid pressure pipes, or return lines, check out the available parts in the BMW lines, hoses and pipes category.

To expand your knowledge about the impact of component condition on vehicle handling and safety, you can also check out our practical guide on suspension, shock absorbers, and stabilizers: Suspension system – a comprehensive guide to shock absorbers, control arms, and stabilizers.