Radiator Bottle (Coolant Expansion Tank) –
Keep your cooling system performing at its best with this direct-fit radiator overflow bottle, engineered to meet OEM specifications for select Kia Sorento and Hyundai Santa Fe applications. Designed to manage coolant expansion and return flow, it helps maintain optimal engine temperature and long-term reliability.
Key Features
- OE reference: (also formatted as 254302W000)
- Direct-fit replacement for the factory coolant expansion tank
- Durable, heat- and chemical-resistant polymer construction
- Precisely molded ports and mounting points for straightforward installation
- Helps prevent overheating by maintaining proper coolant levels and circulation
Compatibility
Compatible with select Kia Sorento and Hyundai Santa Fe models. Always confirm fitment by matching the OEM part number to your vehicle.
Benefits
- Restores proper cooling system operation and overflow management
- Reduces risk of leaks and coolant loss from aged or cracked reservoirs
- Supports stable operating temperatures for improved engine longevity
What’s Included
- 1 x Radiator Bottle / Coolant Expansion Tank
Installation Notes
- Reuse existing hoses, cap, and sensors if applicable and in good condition
- Bleed the cooling system per manufacturer procedure after installation
- Inspect for leaks and verify coolant level after the first heat cycle
