Water Tank Breather Hose. Porsche 95B Macan S / Turbo 2014-18  ❭  95B122447D

Water Tank Breather Hose.

The Water Tank Breather Hose is a OE MATCH cooling system component designed to vent air and regulate pressure within the coolant expansion tank (water tank). This hose allows excess air and vapour to escape safely, helping maintain stable cooling system pressure and efficient coolant circulation.

Fits:

• Porsche 95B.1 Macan S Petrol 3.0L V6 (340Bhp) 2014-18
• Porsche 95B.1 Macan Turbo 3.6L V6 (400Bhp) 2014-18

 
Diagram Ref No 9

What This Product Does:

• Allowing trapped air and vapour to vent from the expansion tank
• Maintaining correct cooling system pressure balance
• Preventing airlocks within the coolant circuit
• Supporting efficient coolant recovery and circulation
• Helping ensure stable engine temperature regulation

Symptoms Of Wear Or Failure:

• Coolant leaks near the expansion tank area
• Cracked, brittle, or weakened hose material
• Coolant smell from the engine bay
• Low coolant warning light
• Air in the cooling system after bleeding
• Fluctuating engine temperature readings
• Coolant residue around hose connections

Why Replacement Matters:

• Maintain correct cooling system pressure
• Prevent airlocks and coolant loss
• Protect the engine from overheating damage
• Restore efficient coolant circulation
• Avoid costly repairs caused by cooling system failure

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Related, superseded, cross reference or alternative numbers for comparison.

95B122447D

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