HomeHVAC > Motors, Core, Case and Related ComponentsOne Stop Solutions 98819 HVAC Heater Core
Part #: 98819

One Stop Solutions 98819 HVAC Heater Core

⚙️ 45 vehicles fit this part
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Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$63.81Free Shipping
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*Free return shipping only qualifies if our fitment verification tool is used.
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✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Nissan and Subaru, Frontier, Xterra, 240SX, Maxima, Legacy, and Stanza
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of One Stop Solutions HVAC Heater Core 98819

The One Stop Solutions HVAC Heater Core 98819 is designed to provide a direct replacement for select Nissan and Subaru vehicles. Engineered to meet original equipment specifications, this heater core offers reliable performance and durability for models such as the Nissan 240SX, Frontier, Maxima, and Xterra, as well as the Subaru Legacy.

  • Features drop-in fit, form, and function for easy installation
  • Addresses original design failures to enhance component lifespan
  • Tested for cycle, vibration, burst, and environmental durability
  • Constructed with premium grade materials for extended longevity
  • Improves the operational life of high mileage vehicles

Detailed Product Description

The One Stop Solutions HVAC Heater Core 98819 is manufactured to replace the heater core in specific Nissan and Subaru models, including the 240SX, Frontier, Legacy, Maxima, and Xterra. This component features a drop-in design that matches the original part’s fit, form, and function, ensuring compatibility and straightforward installation. The heater core is engineered to overcome common design weaknesses found in original equipment, which can lead to premature failure. It undergoes rigorous testing for cycle endurance, vibration resistance, burst pressure, and environmental conditions to ensure reliable operation under various driving scenarios. Utilizing premium grade materials, this heater core is built to withstand the demands of high mileage vehicles, contributing to improved HVAC system performance and vehicle comfort.

Common Applications and Issues Addressed

  • Replacement for leaking or clogged heater cores in Nissan 240SX and Frontier models
  • Resolution of insufficient heating or coolant leaks in Subaru Legacy vehicles
  • Addressing heater core failures causing fogging or coolant odor inside Nissan Maxima cabins
  • Improving HVAC system reliability in high mileage Nissan Xterra vehicles
  • Mitigating original design flaws that reduce heater core lifespan

Installation Notes and Tips

  • Ensure compatibility by verifying vehicle make, model, and year before installation
  • Drain the cooling system prior to heater core removal to prevent coolant spills
  • Inspect and replace any worn or damaged hoses and clamps during installation
  • Follow manufacturer torque specifications for all fasteners to avoid leaks
  • Bleed the cooling system properly after installation to remove air pockets

Quality Assurance and Warranty

One Stop Solutions HVAC Heater Core 98819 is manufactured under strict quality control standards to meet or exceed OEM specifications. The product is tested for durability and performance to ensure long-term reliability. While specific warranty details are not provided here, One Stop Solutions typically offers coverage against manufacturing defects. It is recommended to consult the product documentation or supplier for exact warranty terms.

This part fits 45 vehicles. Search below:

YearMakeModelSubmodelBody Type# DoorsLitersCylindersPositionNotes
2004NissanFrontierExtended Cab Pickup2 Door3.3LV6N/A
2004NissanFrontierExtended Cab Pickup2 Door2.4LL4N/A
2003NissanFrontierExtended Cab Pickup2 Door3.3LV6N/A
2003NissanFrontierExtended Cab Pickup2 Door2.4LL4N/A
2002NissanFrontierExtended Cab Pickup2 Door3.3LV6N/A
2002NissanFrontierExtended Cab Pickup2 Door2.4LL4N/A
2001NissanFrontierSE3.3LV6N/A
2001NissanFrontierSC3.3LV6N/A
2001NissanFrontierXE3.3LV6N/A
2001NissanFrontierXE2.4LL4N/A
2000NissanFrontierSE3.3LV6N/A
2000NissanFrontierXE3.3LV6N/A
2000NissanFrontierXE2.4LL4N/A
2000NissanXterra3.3LV6N/A
2000NissanXterra2.4LL4N/A
1999NissanFrontierSE3.3LV6N/A
1999NissanFrontierSE2.4LL4N/A
1999NissanFrontierSEExtended Cab Pickup2 Door2.4LL4N/A
1999NissanFrontierXE3.3LV6N/A
1999NissanFrontierXE2.4LL4N/A
1999NissanFrontierXEExtended Cab Pickup2 Door2.4LL4N/A
1998Nissan240SX2.4LL4N/A
1998NissanFrontierBase2.4LL4N/A
1998NissanFrontierSE2.4LL4N/A
1998NissanFrontierXE2.4LL4N/A
1997Nissan240SX2.4LL4N/A
1996Nissan240SX2.4LL4N/A
1995Nissan240SX2.4LL4N/A
1994Nissan240SX2.4LL4N/A
1994NissanMaxima3.0LV6N/A
1994SubaruLegacy2.2LH4N/A
1993Nissan240SX2.4LL4N/A
1993NissanMaxima3.0LV6N/A
1993SubaruLegacy2.2LH4N/A
1992Nissan240SX2.4LL4N/A
1992NissanMaxima3.0LV6N/A
1992SubaruLegacy2.2LH4N/A
1991Nissan240SX2.4LL4N/A
1991NissanMaxima3.0LV6N/A
1991SubaruLegacy2.2LH4N/A
1990Nissan240SX2.4LL4N/A
1990NissanMaxima3.0LV6N/A
1990SubaruLegacy2.2LH4N/A
1989Nissan240SX2.4LL4N/A
1989NissanMaxima3.0LV6N/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:

39922299222

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