Description
The York S1-373-28256-000 is a genuine OEM replacement heat exchanger designed to restore your York furnace to factory-specified performance. As a critical component in your heating system, the heat exchanger separates combustion gases from the circulated air supply, ensuring safe and efficient home or commercial heating.
Why Replace Your Heat Exchanger?
A cracked or failing heat exchanger can allow harmful combustion byproducts — including carbon monoxide — to enter the conditioned air stream. Replacing a worn or damaged heat exchanger with a genuine York OEM part is essential for maintaining system safety, efficiency, and longevity.
Product Highlights
- Genuine York OEM replacement part — SKU S1-373-28256-000
- Engineered for precise fit and function in compatible York furnace models
- Maintains proper separation of combustion gases from supply air
- Supports optimal heat transfer efficiency
- Restores system to original factory performance specifications
- Durable construction built to withstand repeated thermal cycling
Installation Notes
This heat exchanger is intended for use by qualified HVAC technicians. Always verify compatibility with your specific York furnace model number before installation. Refer to the York service manual for torque specifications, gasket requirements, and safety procedures during replacement.
Why Choose OEM?
Using genuine York OEM parts ensures your system operates within manufacturer specifications, preserves warranty coverage, and delivers the reliability your customers expect. Aftermarket substitutes may not meet the dimensional or material tolerances required for safe, long-term operation.







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