Mercedes W164 X164 Charge Air Hose Pressure Pipe Hose Line A1645014082

Mercedes W164 X164 Charge Air Hose Pressure Pipe Hose Line is an intake system component responsible for efficiently routing compressed air from the turbocharger to the intercooler or intake manifold. A properly selected hose from the Lines, hoses and pipes group helps maintain stable boost pressure, which translates into correct engine operation and predictable performance. This component is designed for Mercedes SUV vehicles from the W164 and X164 series.

Specifications and technical data

• SKU: A1645014082
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1645014082
• Substitutable numbers: A1645014082, A 164 501 40 82
• Category: Hoses, Lines & Pipes

Function and role of the charge air hose in the Mercedes W164 X164

The charge air hose in the Mercedes W164 X164 operates in a demanding environment – it carries compressed air under high pressure and at varying temperatures. Its task is to:

• maintain the tightness of the boost system under dynamic engine loads,
• ensure stable airflow without uncontrolled turbulence,
• reduce pressure drops that could lower the power and responsiveness of the powertrain,
• ensure proper compatibility with other intake components, such as the intercooler and intake manifold.

Thanks to its correct geometry and fitment to the intake system, the Mercedes W164 X164 charge air hose allows for maintaining factory airflow parameters, which is essential for both performance and engine durability.

Construction and fitment in the intake system

The offered item belongs to the Lines, hoses and pipes group, meaning it has been designed to operate in systems transporting media within the engine bay. In the case of the boost system, the following are crucial:

• properly shaped hose sections, matched to the factory routing in the engine bay,
• ends prepared for use with clamps or quick-connect couplings,
• a construction that allows for the compensation of vibrations and movements of the powertrain relative to the chassis.

A hose configured in this way allows for trouble-free installation in place of a worn or leaking component, without the need to modify other intake system parts.

Benefits of using an original Mercedes hose

Using a hose from the Mercedes brand ensures compliance with the vehicle's factory specifications. In practice, this means:

• a secure fit to the serial mounts and brackets in the engine bay,
• preservation of the manufacturer-intended internal diameter and shape, which supports correct airflow,
• reduced risk of leaks resulting from inaccurate fitment of aftermarket replacements.

This solution is particularly beneficial when diagnosing power loss, boost pressure-related errors, or during comprehensive maintenance of the intake system in Mercedes W164 and X164 SUV vehicles.

Condition, application and replacement scenarios

The offered hose is an aftermarket component, which allows for an economical replacement while maintaining compliance with the original vehicle design. This type of component is worth considering in situations where:

• there are oil leaks or signs of blow-by at the boost system connections,
• the engine loses power, and diagnostics point to a leak in the area of the charge air hoses,
• characteristic hissing or whistling sounds appear under load, suggesting an escape of compressed air.

Replacing the charge air hose with a functional unit helps restore stable boost pressure, improve throttle response, and reduce the risk of further failures in the intake system.

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

Who is this charge air hose for

This component will be suitable for users who:

• are looking for a charge air hose matched to the design of the Mercedes W164 or X164,
• want to restore the correct operation of the boost system without interfering with the factory engine architecture,
• prefer parts consistent with the solutions used by the vehicle manufacturer.

For owners of older generations of Mercedes SUVs who are planning a gradual restoration of the vehicle using aftermarket components, an article describing a practical approach to upgrading and renovating such cars may be helpful – you can find it here: The second life of a youngtimer – how used car parts rejuvenate cars from the 1998–2012 model years.