Crankcase Housing Breather Line. Porsche 970 Panamera Turbo 4.8L 2009-16  ❭  94810724571

Crankcase Housing Breather Line.

The Crankcase Housing Breather Line is a OE MATCH engine ventilation component designed to regulate pressure within the crankcase and route blow-by gases back into the intake or emissions system. This breather line forms part of the Positive Crankcase Ventilation (PCV) system, ensuring controlled airflow and proper engine pressure balance.

Fits:

• Porsche 970.1 Panamera Turbo V8 4.8L 2009-13
• Porsche 970.2 Panamera Turbo V8 4.8L (520Hp) 2014-16
• Porsche 970.2 Panamera Turbo V8 Executive 2014-16

  
Diagram Ref No 5

What This Product Does:

• Ventilating excess crankcase pressure caused by combustion blow-by gases
• Routing vapours safely back into the intake system
• Supporting proper PCV system operation
• Reducing oil contamination and sludge build-up
• Maintaining stable internal engine pressure

Symptoms Of Wear Or Failure:

• Rough idle or unstable engine performance
• Check Engine Light illumination
• Oil leaks from seals or gaskets due to excess pressure
• Increased oil consumption
• Whistling or hissing sounds (vacuum leak)
• Sludge build-up within the engine
• Oil residue around breather connections

Why Replacement Matters:

• Restore correct crankcase pressure regulation
• Prevent oil leaks and gasket failure
• Improve engine performance and efficiency
• Maintain emissions system integrity
• Avoid expensive engine repairs

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94810724571

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