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Maintain reliable cooling system performance with the Reservoir Coolant Hose. This OE MATCH hose is designed to transfer coolant between the coolant reservoir (expansion tank) and the engine cooling system, helping ensure proper coolant circulation and stable system pressure.
Fits:
- Porsche Boxster 718 2.0L Manual (300 Bhp) 2017>>
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- Porsche Boxster T 718 2.0L Manual (300 Bhp) 01/2019>>
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- Porsche Cayman 718 2.0L Manual (300 Bhp)
- Porsche Cayman 718 2.0L PDK (300 Bhp)
- Porsche Cayman S 718 2.5L Manual (350 Bhp)
- Porsche Cayman S 718 2.5L PDK (350 Bhp)
- Porsche Cayman T 718 2.0L Manual (300 Bhp)
- Porsche Cayman T 718 2.0L PDK (300 Bhp)
- Porsche Cayman GTS 718 2.5L Manual (365 Bhp)
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Diagram Ref No 6
What This Product Does:
- Moves coolant to and from the coolant reservoir
- Helps maintain proper coolant level and circulation
- Supports cooling system pressure balance during temperature changes
- Prevents overheating by ensuring consistent coolant flow
Symptoms Of Wear Or Failure:
- Coolant leaks near the reservoir or along the hose line
- Low coolant warning light
- Frequent coolant top-offs
- Sweet coolant smell from the engine bay
- Coolant residue or staining around hose connections
- Cracks, splits, or swelling in the hose material
- Soft, spongy, or brittle rubber texture
- Pressure-related seepage around clamps or fittings
- Engine running hotter than normal if coolant loss becomes severe
- Replacing a worn reservoir coolant hose is important because it helps maintain proper coolant circulation and supports stable cooling system pressure. Over time, heat and constant exposure to coolant can cause the hose to crack, weaken, or leak.
- If the hose fails, it may lead to coolant loss, poor pressure regulation, and overheating. Even small leaks can gradually reduce coolant levels and put the engine at risk of serious damage.
- Installing a new hose helps prevent leaks, restores reliable coolant flow, and protects the engine by keeping the cooling system operating efficiently.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
982121625B
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