Spectra Premium HVAC Heater Core P/N:99438
Keep the cab warm and the windshield defrosting with the Spectra Premium HVAC Heater Core 99438. It's a specific-fit replacement for many 2010-2016 International medium- and heavy-duty trucks, including the 4300, 4400, 7600, LoneStar, ProStar and TerraStar. The heater core carries engine coolant through its tubes while the blower pushes cabin air across the fins, transferring heat to warm the interior and clear the glass.
- All-aluminum build: aluminum tank, tubes and core.
- Sized to fit: 0.625 in inlet pipe and 0.75 in outlet pipe.
- Engineered to perform: built to meet or exceed the performance of the original equipment it replaces.
- Specific-fit design for the listed International applications; one heater core per application.
Signs the original heater core may need replacing include weak or no cabin heat, a sweet coolant smell inside, fog on the inside of the glass, damp carpet, or unexplained coolant loss. If a leaking or clogged heater core is the cause, this unit replaces it. See the Buyer's Guide tab for the full vehicle list. Country of origin: China.
Interchange: 1000123882 · 1000168713 · 6001658 · 938085 · 96136 · 1713010 · 6966 · 2602575C91 · 3729426C1 · 3729426C2 · 3829270C1 · 1812044 · 100813
This part cross-references / interchanges with the following part numbers:
Frequently Asked Questions
What does the heater core do?
It carries engine coolant through its tubes while the blower moves cabin air across the fins, transferring heat to warm the interior and help defrost the windshield.
Will this fit my truck?
It is a specific-fit replacement for many 2010-2016 International trucks, including the 4300, 4400, 7600, LoneStar, ProStar and TerraStar. Check the Buyer's Guide tab for the full list.
What is it made of?
The tank, tubes and core are all aluminum.
What are the pipe sizes?
The inlet pipe is 0.625 in and the outlet pipe is 0.75 in in diameter.
What are signs my heater core may be failing?
Weak or no cabin heat, a sweet coolant odor inside, interior window fogging, damp carpet, or unexplained coolant loss. If a leaking or clogged core is the cause, this replaces it.
Write a Review