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OER Authorized Heater Boxes

4.33 out of 5 stars 9 Customer Reviews

OER Authorized heater boxes are authentic reproductions of your original assembly. These detailed replacements are manufactured to exact factory dimensions and contours for classic car applications from the 1960s, '70s, and '80s. Depending on the model you select, the heater box may be crafted from original-style polymer or stamped steel with an EDP coating for rust prevention. Features may include: interior air control doors and flaps, heater core mount, fan chamber, fresh air inlet, case clips and gasket set, heater tube retainer plate, and more. Order the model recommended for your vehicle.

Results 1 - 3 of 3

Heater Box, Steel, Black, without Air Conditioning, Chevrolet, Pontiac, Each

Part Number: OER-AL304

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 10/26/2026 if shipped by air

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Estimated Ship Date: Monday 10/26/2026 if shipped by air

Heater Box, Steel, Black, without Air Conditioning, Big Block, Chevrolet, Each

Part Number: OER-AL303

3.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/26/2026 if shipped by air

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Estimated Ship Date: Monday 10/26/2026 if shipped by air

Heater Box, Authorized, Plastic, Black, without Air Conditioning, Ford, Mercury, Each

Part Number: OER-18A542A

Not Yet Reviewed

Estimated Ship Date: Jan 4, 2027 if ordered today

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Estimated Ship Date: Jan 4, 2027 if ordered today

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