Keystone TO3010381 OEM Replacement Radiator for Toyota Hybrid Models

The Keystone TO3010381 is an OEM-replacement engine coolant radiator engineered for 2023–2024 Toyota hybrid vehicles, including the Corolla Cross Hybrid, Prius, and Prius Prime. Designed as a direct-fit replacement, this radiator restores proper engine temperature regulation and coolant flow without the need for modifications during installation.

This radiator replaces Toyota OEM part number 16400-F2180 and is compatible with both 1.8L and 2.0L hybrid drivetrains. Common indicators of a failing radiator include engine overheating, coolant leaks, and in some cases burned or discolored transmission fluid—all signs that replacement is needed.

Key Features:

• Direct OEM-style replacement — restores factory fit and cooling performance
• Compatible with 1.8L and 2.0L hybrid engine applications
• Replaces Toyota OEM part number 16400-F2180
• Designed for straightforward installation with no cutting or drilling required
• Part of Keystone Automotive's extensive aftermarket cooling parts lineup

Installation Note: The drain plug and drain plug O-ring are related components that cannot be reused or reinstalled and should be replaced at the time of radiator service.

Keystone Automotive Industries is a leading supplier of aftermarket collision repair and OEM-style replacement parts, offering radiators and condensers as part of their broad product line.