Genuine

Engine Thermostat

Part Number: 25500-3L300

✔ Direct Replacement
✔ Genuine OEM Replacement Part
✔ Engine Cooling Thermostat
✔ Suitable for Select Hyundai and Kia Models
✔ For Palisade / Telluride / Sorento / Sedona / Cadenza
✔ VIN Compatibility Check Available
✔ Country of Origin: South Korea

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Product Description

This is a genuine OEM replacement part suitable for select Hyundai and Kia models.

The engine thermostat is part of the cooling system.
It helps regulate coolant flow and engine operating temperature.

It may need replacement if there is engine overheating, abnormal coolant temperature, poor heater performance, poor coolant circulation, stuck thermostat, or during cooling system service.

Compatible vehicle information may include:

Hyundai Palisade 2017-2022
Kia Cadenza 2017-2022
Kia Sedona 2017-2022
Kia Sorento 2017-2022
Kia Telluride 2017-2022

Please note that compatibility may vary depending on model year, engine type, cooling system specification, trim, options, and market.

Please compare the part number and cooling system specification with your original part before ordering.

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🔎 VIN Compatibility Check

VIN verification is available upon request for accurate fitment.

Most VIN checks are completed within a few hours during Korean business hours.

We carefully verify part numbers before shipment to ensure accuracy.

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📩 Need Other OEM Parts?

If you provide your Part Number or VIN + Part Name,
we can supply genuine OEM parts even if they are not yet listed in our store.

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Installation

Professional installation is strongly recommended.

Engine thermostats are important cooling system parts.
During replacement, please check coolant condition, thermostat housing, gasket, hoses, and possible coolant leakage.

After installation, coolant refill, air bleeding, leak inspection, and operating temperature check may be required.

Please make sure the part number and engine specification match your original part before installation.

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📦 Shipping Information

• Tracking Number: Provided for all orders.
• Handling Time: Ships within 2–3 business days.

✈️ Estimated Delivery
• Standard: 10–25 Business Days (US/EU/Asia/AU)
• Express: 3–7 Business Days (FedEx/DHL)

※ No shipping to P.O. Boxes or APO/FPO.

⚠️ Customs & Taxes

• Import duties, taxes, and charges are not included in the item price or shipping cost.
• Customs-related returns may require the buyer to cover return shipping.

🔄 Return Policy

• 30-Day Returns: Items must be unused and in original packaging.
• Return Shipping: Buyer pays for return shipping.