HomeHVAC > Motors, Core, Case and Related ComponentsGlobal Parts 8231645 HVAC Heater Core
Part #: 8231645

Global Parts 8231645 HVAC Heater Core

51 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Subaru, Crosstrek, Forester, WRX, WRX STI, Impreza, and XV Crosstrek
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Overview of Global Parts HVAC Heater Core 8231645

The Global Parts HVAC Heater Core 8231645 is designed specifically for select Subaru models, including the Crosstrek, Forester, Impreza, WRX, WRX STI, and XV Crosstrek. This aluminum heater core provides reliable heating performance tailored to your vehicle's HVAC system requirements.

  • Specific fitment for Subaru Crosstrek, Forester, Impreza, WRX, WRX STI, and XV Crosstrek
  • Constructed from durable aluminum material for efficient heat transfer
  • Non-adjustable pipe positioning for direct replacement installation
  • Part number 8231645 ensures precise compatibility

Detailed Product Description

The Global Parts HVAC Heater Core 8231645 is engineered with aluminum to optimize heat conduction and resist corrosion within the HVAC system. Its specific fitment to Subaru models such as the Crosstrek, Forester, Impreza, WRX, WRX STI, and XV Crosstrek ensures a seamless integration without the need for modifications. The heater core features fixed pipe positioning, matching the original equipment manufacturer (OEM) specifications for straightforward installation. This part is essential for maintaining the heating function of your vehicle’s climate control system.

Common Applications and Problem Resolution

  • Restores heating performance in Subaru Crosstrek and Forester HVAC systems
  • Replaces leaking or clogged heater cores in Subaru Impreza and WRX models
  • Eliminates coolant odors inside the cabin caused by faulty heater cores
  • Prevents engine overheating related to heater core malfunctions
  • Resolves inconsistent cabin temperature issues in Subaru WRX STI and XV Crosstrek

Installation Notes and Tips

  • Ensure compatibility by verifying part number 8231645 with your Subaru model and year
  • Follow vehicle-specific service manual instructions for heater core removal and installation
  • Drain the cooling system before removing the old heater core to avoid spills
  • Check all hose connections and clamps for wear and replace if necessary
  • Bleed the cooling system properly after installation to prevent air pockets

Quality Assurance and Warranty

Global Parts manufactures the HVAC Heater Core 8231645 to meet or exceed OEM standards for fit, form, and function. Constructed from aluminum, this heater core offers durability and corrosion resistance. While specific warranty details may vary, Global Parts typically provides coverage against manufacturing defects to ensure product reliability and customer confidence.

This part fits 51 vehicles. Search below:

YearMakeModelBody TypeLitersCylindersFuel TypePositionNotes
2021SubaruWRX2.0LH4N/A
2021SubaruWRX STI2.5LH4N/A
2020SubaruWRX2.0LH4N/A
2020SubaruWRX STI2.5LH4N/A
2019SubaruWRX2.0LH4N/A
2019SubaruWRX STI2.5LH4N/A
2018SubaruCrosstrek2.0LH4N/A
2018SubaruForester2.5LH4N/A
2018SubaruForester2.0LH4N/A
2018SubaruWRX2.0LH4N/A
2018SubaruWRX STI2.5LH4N/A
2017SubaruCrosstrek2.0LH4N/A
2017SubaruForester2.5LH4N/A
2017SubaruForester2.0LH4N/A
2017SubaruWRX2.0LH4N/A
2017SubaruWRX STI2.5LH4N/A
2016SubaruCrosstrek2.0LH4N/A
2016SubaruForester2.5LH4N/A
2016SubaruForester2.0LH4N/A
2016SubaruImprezaSedan2.0LH4GASN/A
2016SubaruWRX2.0LH4N/A
2016SubaruWRX STI2.5LH4N/A
2015SubaruForester2.5LH4N/A
2015SubaruForester2.0LH4N/A
2015SubaruImprezaSedan2.0LH4GASN/A
2015SubaruWRX2.0LH4N/A
2015SubaruWRX STI2.5LH4N/A
2015SubaruXV Crosstrek2.0LH4N/A
2014SubaruForester2.5LH4N/A
2014SubaruForester2.0LH4N/A
2014SubaruImpreza2.5LH4N/A
2014SubaruImpreza2.0LH4GASN/A
2014SubaruWRX2.5LH4N/A
2014SubaruWRX STI2.5LH4N/A
2014SubaruXV Crosstrek2.0LH4N/A
2013SubaruForester2.5LH4GASN/A
2013SubaruImpreza2.5LH4N/A
2013SubaruImpreza2.0LH4GASN/A
2013SubaruWRX2.5LH4N/A
2013SubaruWRX STI2.5LH4N/A
2013SubaruXV Crosstrek2.0LH4N/A
2012SubaruForester2.5LH4GASN/A
2012SubaruImpreza2.5LH4N/A
2012SubaruImpreza2.0LH4GASN/A
2011SubaruForester2.5LH4GASN/A
2011SubaruImpreza2.5LH4N/A
2010SubaruForester2.5LH4N/A
2010SubaruImpreza2.5LH4N/A
2009SubaruForester2.5LH4N/A
2009SubaruImpreza2.5LH4N/A
2008SubaruImpreza2.5LH4N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.