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Four Seasons Heater Cores

4.42 out of 5 stars 12 Customer Reviews

Four Seasons heater cores feature heavy-duty construction for durability and quality engineering to help provide the original factory fit, form, and function. All units include OE-style hardware for installation ease and receive independent testing for proven quality and performance. Keep your older vehicle operating like new with the replacement Four Seasons heater core designed to fit your vehicle.

Results 1 - 25 of 25

Heater Core, Replacement, Stock Inlet/Outlet Size, Aluminum, Natural, Chevrolet, Pontiac, Each

Part Number: FSS-98606

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Heater Core, Replacement, Stock Inlet/Outlet Size, Aluminum, Natural, Ford, Each

Part Number: FSS-98621

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Heater Core, Replacement, Stock Inlet/Outlet Size, Aluminum, Natural, Ford, Mercury, Each

Part Number: FSS-98579A

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Heater Core, Replacement, Stock Inlet/Outlet Size, Aluminum, Natural, Each

Part Number: FSS-98552A

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Heater Core, Replacement, Stock Inlet/Outlet Size, Copper/Brass, Natural, Chevrolet, GMC, Each

Part Number: FSS-91721

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Heater Core, Replacement, Stock Inlet/Outlet Size, Aluminum, Natural, Chevrolet, Each

Part Number: FSS-90610

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Heater Core, Replacement, Stock Inlet/Outlet Size, Copper/Brass, Natural, Audi, Volkswagen, Each

Part Number: FSS-91652

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Heater Core, Replacement, Stock Inlet/Outlet Size, Aluminum, Natural, Chevrolet, Each

Part Number: FSS-98616

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Heater Core, Replacement, Aluminum, Natural, Chevrolet, GMC, Each

Part Number: FSS-90611

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Copper/Brass Heater Core

Part Number: FSS-91729

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Heater Core, Replacement, Stock Inlet/Outlet Size, Aluminum, Natural, Ford, Mercury, Each

Part Number: FSS-90745

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Aluminum Heater Core

Part Number: FSS-98522

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 2026 if ordered today

Heater Core, Replacement, Stock Inlet/Outlet Size, Aluminum, Natural, Buick, Cadillac, Chevrolet, Pontiac, Each

Part Number: FSS-98530

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

Heater Core, Replacement, Stock Inlet/Outlet Size, Aluminum, Natural, Jeep, Each

Part Number: FSS-90569

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Heater Core, Replacement, Stock Inlet/Outlet Size, Copper/Brass, Natural, Ford, Each

Part Number: FSS-91591

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Heater Core, Aluminum, Ford, Each

Part Number: FSS-90629

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Copper/Brass Heater Core

Part Number: FSS-91633

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Aluminum Heater Core

Part Number: FSS-98544

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Heater Core, Aluminum, Volvo, Each

Part Number: FSS-90729

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Aluminum Heater Core

Part Number: FSS-98618

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Aluminum Heater Core

Part Number: FSS-98506

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Copper/Brass Heater Core

Part Number: FSS-91629

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 2026 if ordered today

Aluminum Heater Core

Part Number: FSS-98726

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 2026 if ordered today

Heater Core, Replacement, Stock Inlet/Outlet Size, Aluminum, Natural, Dodge, Plymouth, Each

Part Number: FSS-98632

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Heater Core, Aluminum, Each

Part Number: FSS-90719

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

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