Vacuum line Genuine Porsche part 971145739K

Code: 971145739K

Genuine Porsche part

Vacuum line

Additional information:

• This part is brand new and unused.
• Please verify that it is 100% suitable for your specific vehicle before purchase to ensure compatibility.

Before purchasing thoroughly check part to confirm compatibility.

Related products

Charge air cooler pressure hose, Left. Porsche 971.1 Panamera 3.0L (V6) 2017-20

971145708BH/1

Product Information

Charge air cooler pressure hose, Left.
This OE Match charge air cooler pressure hose is a replacement left-side boost / intake pressure hose for Porsche 971.1 Panamera 3.0L V6 models from 2017 to 2020. It is designed to match the original-style fitment and function within the turbocharged charge air system.

Fits:
Porsche 971.1 Panamera 3.0L (V6) 2017 - 2020

Diagram ref no 5

The charge air cooler pressure hose carries pressurised intake air between the turbocharger, charge air cooler, and intake system. It helps maintain correct boost pressure and airflow, supporting engine performance, throttle response, and efficient turbocharger operation.

Functions
• Transfers pressurised charge air through the intake system
• Connects charge air cooler and boost pipework on the left side
• Helps maintain correct turbo boost pressure
• Supports smooth acceleration and engine performance
• Helps prevent boost leaks and pressure loss
• Replaces cracked, split, oil-soaked, or leaking original hoses
• OE Match replacement for correct fit and reliable sealing.

Why Replace This Part?
Charge air pressure hoses are exposed to heat, boost pressure, oil vapour, vibration, and repeated engine load cycles. Over time, the hose can crack, split, soften, swell, collapse, or leak at the connection points. A damaged hose can cause boost leaks, reduced power, hesitation, rough running, turbocharger fault codes, or warning lights. Replacing the hose helps restore correct charge air pressure and engine response.

When to replace:
• There is a boost leak or hissing noise under acceleration
•  The hose is cracked, split, swollen, soft, or oil-soaked
•  Engine power is reduced or acceleration feels flat
•  Turbo boost pressure is too low or unstable
•  Engine management or boost pressure fault codes are present
• Oil residue is visible around the hose or connections
• he charge air cooler, turbocharger, or intake pipework is being serviced
• As preventative replacement during turbo intake system repair

Where it fits on the car
This hose fits on the left side of the charge air / boost pressure system on Porsche 971.1 Panamera 3.0L V6 models. It connects part of the pressurised intake pipework around the charge air cooler and turbocharger system.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

971145708BH

971145708BH

971145708AP

971145708AK

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Vacuum line Genuine Porsche part 971145739K