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.

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Results 1 - 19 of 19

Four Seasons Heater Cores 98547

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

Part Number: FSS-98547

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Four Seasons Heater Cores 91541

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

Part Number: FSS-91541

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

Four Seasons Heater Cores 98537

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

Part Number: FSS-98537

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

Four Seasons Heater Cores 91545

Heater Core, Replacement, Stock Inlet/Outlet Size, Copper/Brass, Natural, Buick, Oldsmobile, Pontiac, Each

Part Number: FSS-91545

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Four Seasons Heater Cores 91512

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

Part Number: FSS-91512

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

Four Seasons Heater Cores 91548

Heater Core, Replacement, Stock Inlet/Outlet Size, Copper/Brass, Natural, Buick, Chevrolet, Oldsmobile, Pontiac, Each

Part Number: FSS-91548

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Four Seasons Heater Cores 92343

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

Part Number: FSS-92343

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

Four Seasons Heater Cores 92019

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

Part Number: FSS-92019

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

Four Seasons Heater Cores 92367

Auxiliary Heater Core

Part Number: FSS-92367

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

Four Seasons Heater Cores 98530

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 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

Four Seasons Heater Cores 90770

Aluminum Heater Core

Part Number: FSS-90770

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

Four Seasons Heater Cores 90485

Aluminum Heater Core

Part Number: FSS-90485

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

Four Seasons Heater Cores 92282

Aluminum Heater Core

Part Number: FSS-92282

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

Four Seasons Heater Cores 98506

Aluminum Heater Core

Part Number: FSS-98506

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

Four Seasons Heater Cores 91540

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

Part Number: FSS-91540

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

Four Seasons Heater Cores 90778

Aluminum Heater Core

Part Number: FSS-90778

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

Four Seasons Heater Cores 98493

Aluminum Heater Core

Part Number: FSS-98493

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

Four Seasons Heater Cores 92404

Aluminum Heater Core

Part Number: FSS-92404

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

Four Seasons Heater Cores for 2006-2011 DTS, LUCERNE - 92016

Aluminum Heater Core

Part Number: FSS-92016

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

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