Hyundai GT Radiator Coolant Tank Cap – OEM-Style Direct Fit (2011–2021)

Keep your Hyundai's cooling system sealed and performing at its best with this precision-fit radiator coolant tank cap cover. Designed to match the exact specifications of the original part (OEM Part No. 25330-1P000 / 253301P000), this cap ensures a secure, leak-free fit every time — no guesswork, no modifications required.

Available in two tip styles to suit your specific model: 0.9 Rounded Tip (Type A) or 1.1 Pointed Tip (Type B). Select the correct option for your vehicle before ordering.

Made in China.

Key Features

OEM-Compatible Fit: Exact replacement for Hyundai GT models (2011–2021) using part number 25330-1P000
Two Tip Styles Available: 0.9 Rounded Tip (Type A) or 1.1 Pointed Tip (Type B) — choose the correct one for your vehicle
Durable Steel Construction: Built to withstand under-hood heat and pressure for long-lasting performance
Direct Fit Installation: No cutting, drilling, or adapters needed — installs just like the factory original
Protects Your Cooling System: Maintains proper pressure and prevents coolant loss or evaporation

Specifications

Part Number	25330-1P000 / 253301P000
Material	Steel
Type A (Rounded Tip) Size	6.44 × 4.5 cm
Type B (Pointed Tip) Size	6.4 × 4.3 cm
Compatible Vehicles	Hyundai GT 2011–2021
Country of Origin	China

Package Includes

1 × Radiator Coolant Tank Cap Cover (your selected tip style)

Notes

Photos are for reference only — please refer to the written dimensions above for accurate sizing.
Minor measurement variations (±2–3 mm) may occur due to manual measurement methods.
Screen color settings may slightly affect the appearance of the item in photos.
Please verify your OEM part number before purchasing to ensure compatibility.

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For more information on vehicle cooling system maintenance and safety, visit the U.S. Consumer Product Safety Commission (CPSC) for guidance on automotive part safety standards.

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Frequently Asked Questions

Q: What Hyundai models is the 25330-1P000 radiator coolant cap compatible with?

A: This coolant tank cap cover (OEM Part No. 25330-1P000 / 253301P000) is designed for Hyundai GT models from 2011 to 2021. Always verify the part number against your vehicle's documentation before purchasing to ensure the correct fit.

Q: What is the difference between the Rounded Tip (0.9) and Pointed Tip (1.1) options?

A: The two tip styles correspond to different coolant reservoir neck designs used across the Hyundai GT model range. Type A (0.9 Rounded Tip, 6.44 × 4.5 cm) and Type B (1.1 Pointed Tip, 6.4 × 4.3 cm) are not interchangeable, so please check your existing cap or owner's manual to confirm which style fits your vehicle.

Q: Is this a genuine OEM Hyundai part?

A: This is an OEM-style direct-fit replacement engineered to match the original specifications of part number 25330-1P000. It is made from durable steel and is designed to fit and function like the factory original part.

Q: How do I install the radiator coolant cap cover?

A: Installation is straightforward — simply remove the old or damaged cap from the coolant reservoir and press or twist the new cap into place according to your vehicle's reservoir design. No tools, drilling, or adapters are required. Always ensure the cooling system has cooled down completely before handling the coolant cap.