Four Seasons 92218 HVAC Heater Core

Four Seasons 92218 Heater Core Overview

The Four Seasons 92218 heater core is an aluminum HVAC heater core built for direct-fit replacement in select Subaru applications. It is engineered to meet or exceed OEM requirements and is listed for 1997-2001 Subaru Impreza and 1998-2002 Subaru Forester models with fittings.

Four Seasons Heater Core 92218 is part of the brand’s heater core line, focused on replacement HVAC components that match factory-style dimensions and construction for service work on Subaru heating systems.

Key Features

• Aluminum heater core construction
• Core dimensions: 6 in. height, 7-1/2 in. width, 1-1/4 in. depth
• Tube size: 0.625 in. / 15.875 mm
• Meets or exceeds OEM specifications
• Designed for Subaru Forester and Subaru Impreza heater core replacement
• Direct reference part number: 92218

Detailed Description

This Four Seasons heater core uses an aluminum core design with factory-style sizing for HVAC service in Subaru vehicles. The compact 6 x 7.5 x 1.25 in. core dimensions support proper fitment in the heater case, while the 0.625 in. tube openings align with the listed application requirements. For buyers searching for a Subaru Forester heater core or Subaru Impreza heater core, part number 92218 provides an OE-style replacement option for the specified model years.

This part cross-references APDI 9010385 for the same application.

Common Issues This Part Can Address

• Loss of cabin heat in cold weather
• Coolant leakage from the heater core assembly
• Restricted coolant flow through the HVAC heater circuit
• Fogging caused by heater core seepage inside the HVAC case
• Uneven or weak defrost performance tied to heater core failure

Installation Notes and Tips

Fits 1998-2002 Subaru Forester, N/A. Fits 1997-2001 Subaru Impreza, N/A. Verify the heater core dimensions, tube size, and fitting layout against the removed unit before installation. Drain the cooling system, inspect hoses and seals, and confirm the HVAC case is clean before reassembly. Proper coolant refill and system bleeding are important after heater core replacement.

Quality Assurance

Four Seasons lists this heater core as meeting or exceeding OEM specifications, supporting factory-style replacement expectations for Subaru Forester and Subaru Impreza HVAC repairs.