Radiator coolant top hose, Return. Porsche 957 Cayenne S / GTS / Turbo 4.8L 2007-10  ❭  95510663300

Radiator coolant top hose, Return.
The Radiator Coolant Top Hose – Return is a OE MATCH cooling system component designed to return heated coolant from the engine to the radiator for cooling. Positioned at the upper section of the radiator circuit, this hose plays a key role in maintaining proper coolant flow and stable engine temperature.  

Fits:

• Porsche 957 Cayenne S / GTS 4.8L 2007-10
• Porsche 957 Cayenne Turbo / Turbo S 4.8L 2007-10

Diagram Ref No 27

What This Product Does:

• Carrying heated coolant from the engine to the radiator
• Maintaining consistent coolant circulation
• Supporting correct cooling system pressure
• Helping regulate engine operating temperature
• Ensuring efficient heat dissipation through the radiator

Symptoms Of Wear Or Failure:

• Coolant leaks near the top of the radiator
• Cracked, brittle, swollen, or soft hose material
• Coolant smell from the engine bay
• Low coolant warning light
• Engine overheating or fluctuating temperature readings
• Steam from the engine compartment
• Coolant residue around hose clamps or fittings

Why Replacement Matters:

• Prevent unexpected coolant leaks and breakdowns
• Maintain proper coolant circulation and pressure
• Protect the engine from overheating damage
• Restore cooling system efficiency and reliability
• Avoid costly repairs resulting from heat-related engine failure

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Related, superseded, cross reference or alternative numbers for comparison.

95510663300

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