Heater Core

Your vehicle’s heater core is a critical component of its climate control system. When it’s in good working order, it’ll keep the cabin of your ride warm and comfy and...

Your vehicle’s heater core is a critical component of its climate control system. When it’s in good working order, it’ll keep the cabin of your ride warm and comfy and your windshield free of fog or frost. But when your heater core goes bad, you may experience little or no cabin heat, coolant leaking on your vehicle’s floor, or your windshield may fog up when you turn the defroster is on. The good news is, we’re here to help with a wide selection of stock replacement heater cores that will restore your vehicle’s climate control system to peak performance.

Resembling a small radiator, the heater core is located inside the...

Resembling a small radiator, the heater core is located inside the HVAC plenum which is usually tucked behind the dashboard. Replacement cores are commonly manufactured from aluminum or a combination of brass and copper, and most feature OE inlet/outlet ports and factory mounting locations for a simplified installation.

Whatever you drive it’s a good bet we have a heater core that’ll bring the BTUs back to your ride’s heating system. You can shop OE-quality heater cores from trusted brands like Hayden Automotive, Mopar Replacement, ACDelco, Motorcraft, Crown Automotive, and many more.

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Results 1 - 25 of 164

Reach Cooling Heater Cores 18-11691

Heater Core, Aluminum, Natural, Chevy, Cadillac, GMC, Each

Part Number: RCG-18-11691

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Estimated Ship Date: Today

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Reach Cooling Heater Cores 18-11693

Heater Core, Aluminum, Natural, Chevy, GMC, Each

Part Number: RCG-18-11693

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Reach Cooling Heater Cores 18-11695

Heater Core, Aluminum, Natural, Chevy, GMC, Each

Part Number: RCG-18-11695

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Universal Air Conditioner Heater Cores HT 2109C

Heater Core, Replacement, Aluminum, Natural, Buick, Jeep, Each

Part Number: UAC-HT2109C

Not Yet Reviewed

Estimated Ship Date: Oct 10, 2025 if ordered today

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Estimated Ship Date: Oct 10, 2025 if ordered today

Four Seasons Heater Cores 98578

Copper/Brass Heater Core

Part Number: FSS-98578

Not Yet Reviewed

Estimated Ship Date: Oct 14, 2025 if ordered today

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Estimated Ship Date: Oct 14, 2025 if ordered today

Reach Cooling Heater Cores 18-11623

Heater Core, Aluminum, Black, Dodge, Each

Part Number: RCG-18-11623

Not Yet Reviewed

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Reach Cooling Heater Cores for 1991-1997 PREVIA - 18-12021

Heater Core

Part Number: RCG-18-12021

Not Yet Reviewed

Estimated Ship Date: Nov 7, 2025 if ordered today

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Estimated Ship Date: Nov 7, 2025 if ordered today

Reach Cooling Heater Cores for 1988-1991 CIVIC, CRX, 1990-1993 INTEGRA - 18-11947

Heater Core

Part Number: RCG-18-11947

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

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Estimated Ship Date: Nov 10, 2025 if ordered today

Reach Cooling Heater Cores for 2002-2006 ALTIMA - 18-11769

Heater Core

Part Number: RCG-18-11769

Not Yet Reviewed

Estimated Ship Date: Nov 7, 2025 if ordered today

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Estimated Ship Date: Nov 7, 2025 if ordered today

Reach Cooling Heater Cores for 1998-2002 626 - 18-12392

Heater Core

Part Number: RCG-18-12392

Not Yet Reviewed

Estimated Ship Date: Nov 7, 2025 if ordered today

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Estimated Ship Date: Nov 7, 2025 if ordered today

Reach Cooling Heater Cores for 2013-2018 ALTIMA, 2016-2019 MAXIMA - 18-12481

Heater Core

Part Number: RCG-18-12481

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

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Estimated Ship Date: Nov 10, 2025 if ordered today

Reach Cooling Heater Cores 18-12157

Heater Core

Part Number: RCG-18-12157

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

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Estimated Ship Date: Nov 10, 2025 if ordered today

Reach Cooling Heater Cores for 1996-1998 PROTEGE - 18-11959

Heater Core

Part Number: RCG-18-11959

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

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Estimated Ship Date: Nov 10, 2025 if ordered today

Reach Cooling Heater Cores for 1990-1993 ACCORD - 18-11862

Heater Core

Part Number: RCG-18-11862

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

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Estimated Ship Date: Nov 10, 2025 if ordered today

Reach Cooling Heater Cores for 1998-2002 PRIZM - 18-12258

Heater Core

Part Number: RCG-18-12258

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

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Estimated Ship Date: Nov 10, 2025 if ordered today

Reach Cooling Heater Cores for 1999-2005 CELICA - 18-12277

Heater Core

Part Number: RCG-18-12277

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

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Estimated Ship Date: Nov 10, 2025 if ordered today

Reach Cooling Heater Cores for 2003-2007 CTS, 2004-2009 SRX - 18-12434

Heater Core

Part Number: RCG-18-12434

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

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Estimated Ship Date: Nov 10, 2025 if ordered today

Reach Cooling Heater Cores for 1999-2001 GALANT - 18-12361

Heater Core

Part Number: RCG-18-12361

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

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Estimated Ship Date: Nov 10, 2025 if ordered today

Reach Cooling Heater Cores for 2005-2009 MUSTANG - 18-12390

Heater Core

Part Number: RCG-18-12390

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

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Estimated Ship Date: Nov 10, 2025 if ordered today

Reach Cooling Heater Cores for 2005 EQUINOX, 2002-2007 VUE - 18-12414

Heater Core

Part Number: RCG-18-12414

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

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Estimated Ship Date: Nov 10, 2025 if ordered today

Reach Cooling Heater Cores for 2001-2006 RAV4 - 18-12278

Heater Core

Part Number: RCG-18-12278

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

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Estimated Ship Date: Nov 10, 2025 if ordered today

Reach Cooling Heater Cores for 2002-2003 GALANT - 18-12347

Heater Core

Part Number: RCG-18-12347

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

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Estimated Ship Date: Nov 10, 2025 if ordered today

Reach Cooling Heater Cores 18-11795

Heater Core

Part Number: RCG-18-11795

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

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Estimated Ship Date: Nov 10, 2025 if ordered today

Reach Cooling Heater Cores 18-11825

Heater Core

Part Number: RCG-18-11825

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

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Estimated Ship Date: Nov 10, 2025 if ordered today

Reach Cooling Heater Cores for 1985-1989 I-MARK, 1985-1988 SPECTRUM, 1989 SPECTRUM - 18-11850

Heater Core

Part Number: RCG-18-11850

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

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Estimated Ship Date: Nov 10, 2025 if ordered today

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