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Porsche > Engine Cooling > Coolant Hoses and Pipes > Coolant Hoses - Radiator Section >

Coolant Hose, Radiator. Porsche 982 Boxster / Cayman 2017>>  ❭  982121030

Coolant Hose, Radiator. Porsche 982 Boxster / Cayman 2017>> - 982121030
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982121030
Product Information
Product Information
Coolant Hose, Radiator.
Maintain efficient engine cooling with the Coolant Hose, Radiator. This OEM-quality radiator hose is designed to carry coolant between the engine and radiator, ensuring proper heat dissipation and stable operating temperatures.

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Diagram Ref No 17

What This Product Does:

  • Carries hot coolant from the engine to the radiator
  • Returns cooled coolant back to the engine for continuous circulation
  • Helps prevent overheating and maintain stable engine temperature
  • Supports overall cooling system efficiency and performance

Symptoms Of Wear Or Failure:
  • Coolant leaks under the vehicle or near the radiator
  • Engine overheating or rising temperature gauge
  • Low coolant warning light
  • Frequent need to top off coolant
  • Steam from under the hood
  • Sweet coolant smell from the engine bay
  • Cracks, splits, or visible wear along the hose
  • Bulging or swelling due to internal weakening
  • Soft, spongy, or brittle hose texture
  • Coolant residue or dampness around hose clamps or fittings

Why Replacement Matters:
  • Replacing a worn radiator coolant hose is essential because it plays a critical role in maintaining proper coolant circulation between the engine and radiator. Over time, heat, pressure, and constant coolant exposure can cause the hose to weaken, crack, or leak.
  • If the hose fails, it can lead to rapid coolant loss and engine overheating, which may result in serious damage such as warped components or head gasket failure. A new hose helps restore reliable cooling system performance, prevents leaks, and protects the engine from costly overheating-related repairs.
  • Timely replacement ensures safe operation and long-term engine reliability.



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982121030
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