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Breather Hose. Porsche 996 / 997.1 1998-08 - 99610623053
99610623053
Vehicle Group
- Porsche 996 C2 3.4L 1997-08/01
- Porsche 996 C4 3.4L 1997-08/01
- Porsche 996 C2 3.6L 09/01-2005
- Porsche 996 C4 3.6L 09/01-2005
- Porsche 996 C4S 3.6L 09/01-2005
- Porsche 997 MK1 Carrera 2 3.6L 2005-08
- Porsche 997 MK1 Carrera 2S 3.8L 2005-08
- Porsche 997 MK1 Carrera 4 3.6L 2005-08
- Porsche 997 MK1 Carrera 4S 3.8L 2005-08
Information
Breather Hose.
Restore the engine ventilation routing on your Porsche 911 (996 / 997 series) with this genuine breather hose. This hose is located at the top of the oil cooler and connects the breather or ventilation circuit, ensuring proper air/oil vapour flow and system integrity.
Fits:
Symptoms Of Wear Or Failure:
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99610623053
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Restore the engine ventilation routing on your Porsche 911 (996 / 997 series) with this genuine breather hose. This hose is located at the top of the oil cooler and connects the breather or ventilation circuit, ensuring proper air/oil vapour flow and system integrity.
Fits:
- Porsche 996 C2 3.4L 1997-08/01
- Porsche 996 C4 3.4L 1997-08/01
- Porsche 996 C2 3.6L 09/01-2005
- Porsche 996 C4 3.6L 09/01-2005
- Porsche 996 C4S 3.6L 09/01-2005
- Porsche 997 MK1 Carrera 2 3.6L 2005-08
- Porsche 997 MK1 Carrera 2S 3.8L 2005-08
- Porsche 997 MK1 Carrera 4 3.6L 2005-08
- Porsche 997 MK1 Carrera 4S 3.8L 2005-08
Diagram Ref No 30
What This Product Does:
- The breather hose is part of the engine’s ventilation or crankcase/air-oil management system. In this case, it's described as being located at the top of the oil-cooler, which may mean it connects the crankcase ventilation or engine breather output back into the intake or another system.
- Its main function: to provide a path for gases (blow-by, vapor, pressure) from the engine or oil-cooler area back into the intake system or safe discharge path.
- The hose must withstand engine heat, pressure/vacuum cycles, vibrations, and exposure to oil or vapour, and provide a leak-free connection.
- Proper functioning helps maintain correct crankcase pressure, prevents undue pressure build-up or vacuum, helps control emissions, keeps the oil cooler circuit operating correctly, and ensures the engine’s ventilation system does not allow unintended air or oil vapour to escape or enter in the wrong way.
Symptoms Of Wear Or Failure:
- Oil vapour or smell around the engine compartment, especially near the oil cooler area or hose routing, indicating leakage of crankcase gases.
- Visible cracks, splits, brittleness, or hose collapse — old hoses can harden, crack or collapse internally causing blockage or leakage.
- Unusual engine behaviour: e.g., increased oil consumption, engine smoking slightly, or unusual intake/vacuum behaviour — if ventilation is compromised.
- Check engine or emission warnings: A compromised breather hose may lead to induction of unmetered air or vapours, affecting engine management.
- Oil cooler area contamination: Because the hose is described as located at the top of the oil cooler, if oil or vapour-contaminated deposits are visible there, the hose may be failing.
- Maintains correct engine ventilation: A good breather hose ensures proper crankcase/ventilation flow, and prevents pressure build-up or vacuum conditions that can lead to leaks or part failures (seals, gaskets).
- Protects the oil-cooler circuit and engine components: Because this hose is located at the oil-cooler top, replacing it helps ensure the oil cooler and associated hoses remain uncontaminated by vapour or oil mist escaping via degraded hoses.
- Improves reliability: Since these hoses are subject to heat, pressure and ageing, replacing them proactively avoids sudden failure, which could leave the car stranded or cause engine issues.
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99610623053
99610623053
99610623052
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Price: €79.46
Arriving soon
Related products
Vehicle Group
- Porsche 957 Cayenne Turbo / Turbo S 4.8L 2007-10
- Porsche 958 Cayenne Turbo V8 4.8L Petrol (500Hp) 2010-17
- Porsche 958 Cayenne Turbo S V8 4.8L Petrol (550Hp) 2010-17
Information
Crankcase vent/breather hose - connects to the non-return valve leading to the air/oil separator (958 models), or the intermediate line which then joints the non-return valve (957 models).
Fits:
Porsche 957 Cayenne Turbo 4.8L V8 2007-10
Porsche 957 Cayenne Turbo S 4.8L V8 2007-10
Porsche 958-1 Cayenne Turbo 4.8L V8 2011-14
Porsche 958-1 Cayenne Turbo S 4.8L V8 2011-14
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95510725150
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Fits:
Porsche 957 Cayenne Turbo 4.8L V8 2007-10
Porsche 957 Cayenne Turbo S 4.8L V8 2007-10
Porsche 958-1 Cayenne Turbo 4.8L V8 2011-14
Porsche 958-1 Cayenne Turbo S 4.8L V8 2011-14
Porsche 958-2 Cayenne Turbo 4.8L V8 2015-18
Porsche 958-2 Cayenne Turbo S 4.8L V8 2015-18
Diagram ref. 6 - 957 Cayenne.
Diagram ref. 9 - 958 Cayenne.
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Vehicle Group
- Porsche 958 Cayenne S V8 4.8L Petrol (400Hp) 2010-17
- Porsche 958 Cayenne GTS V8 4.8L Petrol (400Hp) 2010-17
- Porsche 958 Cayenne Turbo V8 4.8L Petrol (500Hp) 2010-17
- Porsche 958 Cayenne Turbo S V8 4.8L Petrol (550Hp) 2010-17
- Porsche 970.1 Panamera S V8 4.8L 2009-13
- Porsche 970.1 Panamera 4S V8 4.8L 2009-13
- Porsche 970.1 Panamera GTS V8 4.8L 2011-13
- Porsche 970.1 Panamera Turbo V8 4.8L 2009-13
- Porsche 970.1 Panamera Turbo S V8 4.8L 2009-13
- Porsche 970.2 Panamera GTS V8 4.8L 4WD (440Hp) 2014-16
- Porsche 970.2 Panamera Turbo V8 4.8L (520Hp) 2014-16
- Porsche 970.2 Panamera Turbo V8 Executive 2014-16
- Porsche 970.2 Panamera Turbo S V8 4.8L 2014-16
Information
Breather Line For Crankcase Housing.
Fits:
Porsche 92A Cayenne (958) 4.8L Petrol 2011>>2018
Cars With Engine Codes:
4802
Porsche 970 Panamera 4.8L V8 MKI / MKII 2010>>2016
Cars With Engine Codes:
4820 / 4840 / CXPA / CXRA / CXR
Diagram Ref No 6
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94810724720
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Fits:
Porsche 92A Cayenne (958) 4.8L Petrol 2011>>2018
Cars With Engine Codes:
4802
Porsche 970 Panamera 4.8L V8 MKI / MKII 2010>>2016
Cars With Engine Codes:
4820 / 4840 / CXPA / CXRA / CXR
Diagram Ref No 6
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Vehicle Group
- Porsche 957 Cayenne Turbo / Turbo S 4.8L 2007-10
- Porsche 958 Cayenne Turbo V8 4.8L Petrol (500Hp) 2010-17
- Porsche 958 Cayenne Turbo S V8 4.8L Petrol (550Hp) 2010-17
Information
Crankcase Vent / Breather Hose.
Diagram Ref No 6
What This Product Does:
Symptoms Of Wear Or Failure:
Why Replacement Matters:
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95510725150
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The Crankcase Vent / Breather Hose is a OE MATCH engine ventilation component designed to regulate crankcase pressure and support proper Positive Crankcase Ventilation (PCV) system operation. This hose routes blow-by gases from the crankcase back into the intake system, where they are safely reburned during combustion.
Fits:
- Porsche 957 Cayenne Turbo / Turbo S 4.8L 2007-10
- Porsche 958 Cayenne Turbo V8 4.8L Petrol (500Hp) 2010-17
- Porsche 958 Cayenne Turbo S V8 4.8L Petrol (550Hp) 2010-17
Diagram Ref No 6
What This Product Does:
- Relieving excess crankcase pressure
- Routing blow-by gases into the intake system
- Supporting proper PCV system function
- Reducing oil vapour contamination
- Helping prevent sludge build-up inside the engine
Symptoms Of Wear Or Failure:
- Rough or unstable idle
- Check Engine Light illumination
- Oil leaks from engine seals or gaskets
- Increased oil consumption
- Whistling or hissing sounds (vacuum leak)
- Excessive exhaust smoke
- Oil residue around breather or intake connections
Why Replacement Matters:
- Restore proper crankcase pressure regulation
- Prevent oil leaks and vacuum-related issues
- Improve engine efficiency and performance
- Maintain emissions system integrity
- Avoid costly engine repairs
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Price: €43.08
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