Mazda Mazda3 Heater Cores

We found 12 eBay listings for Mazda Mazda3 heater cores, covering model years 2004 to 2026.

12 listings available |11 sellers

Last checked: . Confirm current price and fitment with the seller.

Compare heater cores options for the Mazda Mazda3 by part number, specification and seller fitment details. Matching listing titles mention 2004–2026; this is seller-described coverage, not confirmed fitment. Check the exact generation, engine and required specification before choosing a listing.

What the listings say: Of the 12 listings for Mazda Mazda3 heater cores checked on 4 November 2026, 12 give model years between 2004 and 2026. Titles are the sellers’ descriptions, not confirmed fitment: match the part number, model year, generation and engine before you buy.

12 Results

Heater Cores

Found 12 listings for "mazda mazda3 heater cores"

2014 2015 2016 2017 2018 MAZDA 3 AC HEATER CORE BOX ASSEMBLY OEM Fan Blower

2014 2015 2016 2017 2018 MAZDA 3 AC HEATER CORE BOX ASSEMBLY OEM Fan Blower

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Used📍 US
Seller: aaapartman
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Heater Core For 2010-2013 Mazda 3

Heater Core For 2010-2013 Mazda 3

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New📍 US
Seller: majestic-auto
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2004 MAZDA 3 Heater Core Element Radiator Front HVAC A/C OEM

2004 MAZDA 3 Heater Core Element Radiator Front HVAC A/C OEM

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Used📍 US
Seller: partpar_45
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HVAC Heater Core for 2014-2018 Mazda 3 Sport 3 2013-25 Mazda CX-5 14-21 Mazda 6

HVAC Heater Core for 2014-2018 Mazda 3 Sport 3 2013-25 Mazda CX-5 14-21 Mazda 6

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New📍 US
Seller: alpa_store
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HVAC Heater Core for Mazda 3 3 Sport 2012-2013 L4 2.0L with Skyactiv Technology

HVAC Heater Core for Mazda 3 3 Sport 2012-2013 L4 2.0L with Skyactiv Technology

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New📍 US
Seller: autoparts_premium
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New HVAC Heater Core fits 2008-2009 Mazda Mazda 3 676-50169

New HVAC Heater Core fits 2008-2009 Mazda Mazda 3 676-50169

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New📍 US
Seller: tobacco_road_auto
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HVAC Heater Core Spectra 98087 fits 10-13 Mazda 3 2.3L-L4

HVAC Heater Core Spectra 98087 fits 10-13 Mazda 3 2.3L-L4

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New📍 US
Seller: sparkautoparts
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2008 2009 MAZDA 3 AC HEATER CORE BOX ASSEMBLY OEM BAR7-61-130C

2008 2009 MAZDA 3 AC HEATER CORE BOX ASSEMBLY OEM BAR7-61-130C

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Used📍 US
Seller: cordovaautoparts
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2019-2026 Mazda 3 Sedan Hvac Ac Climate Heater Core Evaporator Box Housing

2019-2026 Mazda 3 Sedan Hvac Ac Climate Heater Core Evaporator Box Housing

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Used📍 US
Seller: xpautoparts
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2014 MAZDA 3 Heater Core Element OEM

2014 MAZDA 3 Heater Core Element OEM

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Used📍 US
Seller: partpar_45
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2020 - 2025 MAZDA 3 HVAC AC HEATER EVAPORATOR CORE OEM

2020 - 2025 MAZDA 3 HVAC AC HEATER EVAPORATOR CORE OEM

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Used📍 US
Seller: advauto.parts
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NEW A/C Heater Core For 08-09 Mazda 3 08-10 12-17 Mazda 5 QU BP8P61A10

NEW A/C Heater Core For 08-09 Mazda 3 08-10 12-17 Mazda 5 QU BP8P61A10

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New📍 US
Seller: readair_parts
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Questions about these listings

Which model years are named in the listings for Mazda Mazda3 heater cores?

12 listing titles give model years from 2004 to 2026. Check your car’s year against the fitment details in each listing.

How do I check fitment before buying Mazda Mazda3 heater cores?

Match the part number on your old part with the listing, then confirm the model year, generation and engine in the seller’s fitment details. Titles are the sellers’ descriptions, not confirmed fitment.

Check compatibility before buying

These listings were found using Mazda Mazda3 heater cores search terms. A search match does not establish fitment. Compare the part number, vehicle year, generation and engine with the seller's compatibility details. Confirm delivery, returns and the final price on eBay before ordering.