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- Porsche Boxster 986 2.5L 1997-99
- Porsche Boxster 986 2.7L 1999-02
- Porsche Boxster S 986 3.2L 1999-02
- Porsche Boxster 986 2.7L 2003-04
- Porsche Boxster S 986 3.2L 2003-04
- 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 GT3 MKI 1999-02
- Porsche 996 GT3 MKII 2003>>
- Porsche 996 GT3 RS 2003-04
Left Hand Coolant Radiator Breather Hose
High-quality breather hose designed for the left-hand coolant radiator on Porsche 986 Boxster, Boxster S, 996 Carrera 2, Carrera 4, and 996 GT3 models. This component plays a vital role in maintaining proper coolant system ventilation and pressure balance.
The breather hose allows trapped air to escape from the
cooling system, ensuring efficient coolant circulation and preventing airlocks
that can lead to overheating or reduced cooling performance.
Fits:
- Porsche Boxster 986 2.5L 1997-99
- Porsche Boxster 986 2.7L 1999-02
- Porsche Boxster S 986 3.2L 1999-02
- Porsche Boxster 986 2.7L 2003-04
- Porsche Boxster S 986 3.2L 2003-04
- 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 GT3 MKI 1999-02
- Porsche 996 GT3 MKII 2003>>
- Porsche 996 GT3 RS 2003-04
Diagram ref no 11
Manufactured to OEM specifications, this hose provides precise fitment, durability, and reliable performance. Ideal for maintenance, repair, or replacement of ageing or degraded cooling system components.
Key Features
• Left-hand coolant radiator breather hose
• Designed for Porsche 986 Boxster / Boxster S
• Compatible with Porsche 996 Carrera 2 / Carrera 4 / GT3
• Maintains proper cooling system ventilation
• Helps prevent airlocks in the coolant system
• Supports efficient coolant flow and engine cooling
• OEM-quality fit and durability
• Ideal for replacement or preventative maintenance
Function and Purpose
This breather hose is essential for correct cooling system operation.
It helps to:
• Release trapped air from the coolant system
• Maintain proper pressure balance
• Ensure efficient coolant circulation
• Prevent overheating caused by airlocks
• Support stable engine operating temperatures
Why Replace Coolant Breather Hoses
Cooling system hoses are exposed to heat, pressure, and ageing.
Common issues include:
• Cracking or hardening of hoses
• Coolant leaks
• Reduced cooling efficiency
• Air entering the system
• Risk of overheating
Replacing worn hoses ensures optimal cooling system performance and engine reliability.
Diagram ref no 11
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99610613753
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