Genuine Toyota Radiator Hoses

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What is a Toyota Radiator Hose?

A Toyota radiator hose is a reinforced, multi-layer rubber or silicone tube that carries hot coolant from the engine to the radiator (upper hose) and returns cooled coolant back to the engine block (lower hose). Precision-moulded to match each model’s exact length, bend radius and internal diameter, genuine Toyota hoses resist extreme temperatures (-40 °C to 135 °C), ozone, oil and pressure surges—ensuring leak-free performance for the life of your cooling system.

Can You Drive with a Leaking Radiator Hose?

No—do not continue driving. Even a small seep can become a sudden blow-out under pressure, leading to:

  • Rapid coolant loss and engine overheating in minutes.
  • Warped cylinder head or blown head gasket (repairs often exceed $2,500).
  • Roadside stranding and potential engine seizure if coolant drops below the water pump’s pick-up level.

If you notice a sweet coolant smell, damp hose surface, or visible drip, stop in a safe location, allow the engine to cool, and arrange a tow or roadside repair.

When replacement is due—whether from age, abrasion or accidental damage—choose a genuine Toyota hose to guarantee stress-free installation and back by Toyota parts warranty.

Explore Our Genuine Toyota Radiator Hose Range

Nunawading Toyota Parts stocks genuine upper and lower radiator hoses for every major Toyota models.

If you can’t find the exact hose online? Send us your VIN or Rego and our parts team will source the correct genuine Toyota radiator hose.