2003 Hyundai Elantra Heater Cores

Your 2003 Hyundai Elantra might be the best vehicle you’ve ever owned. Or you may just be struggling to keep it highway-approved. No matter the situation, Advance Auto Parts has the Heater Cores you desperately need.

We currently carry 2 Heater Cores to choose from for your 2003 Hyundai Elantra, and our inventory prices range from as little as $112.99 up to $162.74.

On top of low prices, Advance Auto Parts offers 2 different trusted brands of Heater Cores for the 2003 Hyundai Elantra. We only sell parts from trusted brands like Carquest Premium so that you can find quality parts you can count on.

Don’t take our word for it – check out customer ratings and reviews to buy with confidence. We have 2 reviews on our Heater Cores for the 2003 Hyundai Elantra from previous customers.

Have parts delivered straight to your home, or find the nearest Advance Auto Parts store to check out our Heater Cores stock in-person!

Heater Cores for Your 2003 Hyundai Elantra

Carquest Premium – Heater Core (Part No.399278)

Heater Core

from

$112.99
Carquest Premium offers a complete line of automotive heater cores covering 94% of all North American vehicle applications. Carquest Premium provides value in several ways, including increased thermal performance and resistance to corrosion using enhanced design features, such as the latest fin and tube technology and design standardization for maximum availability. Carquest Premium offers certified heater cores that meet or exceed OE specifications and are all fitment checked in the actual vehicle’s HVAC heater module and are, thus, ready to be installed right out of the box for a “Drop-In Fit”. Carquest Premium heater cores are engineered and manufactured under ISO TS16949 quality systems and are 100% leak tested.

Product Features:
  • All heater cores are designed and tested to match or exceed OE specifications for form, fit and performance with a clear focus on obtaining the highest heat transfer performance possible through use of quality materials and manufacturing processes to ensu
  • Carquest Premium heater cores are engineered and manufactured under ISO TS16949 quality systems and are 100% leak tested.
  • Provides value in several ways, including increased thermal performance and resistance to corrosion using enhanced design features, such as the latest fin and tube technology and design standardization for maximum availability.
  • Carquest Premium offers a complete line of automotive heater cores covering 94% of all North American vehicle applications.
  • Our advanced engineering methods coupled with our innovative manufacturing technology provides products to the aftermarket that meet or exceed form, fit, and function of OEM Parts
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(1 reviews)
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Nissens – Nissens Heater Core (Part No.R3000263456NSS)

Nissens Heater Core

from

$162.74
Nissens manufactures a direct fit Heater Core that guarantees OEM quality, fit and performance.

Product Features:
  • OEM Quality Direct fit Application
  • Meets or exceeds OEM specifications.
  • Utilizes the factory style mounts, connectors and fittings.
  • Provides exceptional reliability.
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FAQs for 2003 Hyundai Elantra Heater Cores

What are the most popular Heater Cores for the 2003 Hyundai Elantra?

With 2 brands you can trust, our most popular Heater Cores for the 2003 Hyundai Elantra parts are:
Heater Core
from $112.99
(1)
Heater Core
Heater Cores
Nissens Heater Core
from $162.74
This product is not rated
Nissens Heater Core
Heater Cores