HomeHVAC > Motors, Core, Case and Related ComponentsFour Seasons 92304 HVAC Heater Core
Part #: 92304

Four Seasons 92304 HVAC Heater Core

Heater Core
⚙️ 16 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
$136.32Free Shipping
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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
📦Heater Core
🚗Fitment: Mazda, 3 and 3 Sport
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Four Seasons Heater Core 92304 for Mazda 3

The Four Seasons Heater Core 92304 is designed specifically for Mazda 3 and Mazda 3 Sport models, providing reliable heating performance. This aluminum heater core meets or exceeds OEM standards to ensure proper fit and function within your vehicle's HVAC system.

  • Core dimensions: 7-9/16 inches length, 6-3/4 inches width, 1-1/4 inches thickness
  • Constructed from durable aluminum for efficient heat transfer
  • Core height: 7.5625 inches; core depth: 1.25 inches
  • Tube sizes: 0.625 inch (15.875 mm) and 0.4375 inch (11.1125 mm)
  • Non-adjustable pipe positioning for direct replacement
  • Meets or exceeds OEM specifications for Mazda 3 and Mazda 3 Sport

Four Seasons Heater Core Product Line Details

The Four Seasons Heater Core line focuses on delivering quality HVAC heater cores engineered to match original equipment specifications. The 92304 model is part of this line, featuring aluminum construction that supports efficient heat exchange and durability. This product line is designed to provide consistent heating performance and reliable operation within compatible vehicles.

Product Description and Specifications

This HVAC heater core from Four Seasons is built with an aluminum core material that offers effective heat transfer and corrosion resistance. The core measures 7-9/16 inches in length, 6-3/4 inches in width, and 1-1/4 inches in thickness, with a core height of 7.5625 inches and depth of 1.25 inches. The heater core includes two tubes sized at 0.625 inch and 0.4375 inch diameter, designed for direct fitment without adjustable pipe positioning. The part number 92304 is engineered to meet or exceed OEM standards, ensuring compatibility and performance for Mazda 3 and Mazda 3 Sport models.

Common Applications and Issues Addressed

  • Restores heating function in Mazda 3 and Mazda 3 Sport HVAC systems
  • Resolves heater core leaks causing coolant loss or interior fogging
  • Eliminates insufficient cabin heat due to clogged or damaged cores
  • Prevents overheating issues related to faulty heater cores
  • Replaces corroded or deteriorated OEM heater cores

Installation Notes and Tips

When installing the Four Seasons Heater Core 92304, ensure the vehicle is properly drained of coolant before removal. This heater core features fixed pipe positioning, so no adjustments are necessary during installation. Verify all hose connections are secure to prevent leaks. It is recommended to inspect the HVAC system for any additional damage or blockages during replacement.

Quality Assurance and Warranty

The Four Seasons Heater Core 92304 is manufactured to meet or exceed OEM quality standards, providing reliable performance for Mazda 3 and Mazda 3 Sport vehicles. While specific warranty details are not provided here, Four Seasons products typically come with a limited warranty covering defects in materials and workmanship. Refer to the product packaging or manufacturer documentation for exact warranty terms.

BrandFour Seasons
Part Number92304
PositionHeater Core
Length7-9/16
Thickness1-1/4
Width6-3/4
Core MaterialAluminum
Adjustable Pipe PositioningNo
Core Depth IN1.25
Core Height IN7.5625
Core Width IN6.75
DescriptionHeater cores
Meets / Exceeds OEM?Yes
StyleAluminum heater core
Tube 1 IN0.625
Tube 1 MM15.875
Tube 2 IN0.4375
Tube 2 MM11.1125
TypeHeater core /aluminum

This part fits 16 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2013Mazda32.0LL4N/AFrom 12/12; w/ Skyactiv Technology; Heater Core
2013Mazda32.0LL4N/Aw/o Skyactiv Technology; Heater Core
2013Mazda32.5LL4N/AHeater Core
2013Mazda3 Sport2.0LL4N/AFrom 12/12; w/ Skyactiv Technology; Heater Core
2013Mazda3 Sport2.0LL4N/Aw/o Skyactiv Technology; Heater Core
2013Mazda3 Sport2.5LL4N/AHeater Core
2012Mazda32.0LL4N/Aw/o Skyactiv Technology; Heater Core
2012Mazda32.5LL4N/AHeater Core
2012Mazda3 Sport2.0LL4N/Aw/o Skyactiv Technology; Heater Core
2012Mazda3 Sport2.5LL4N/AHeater Core
2011Mazda32.0LL4N/AHeater Core
2011Mazda32.5LL4N/AHeater Core
2011Mazda3 SportN/AHeater Core
2010Mazda32.0LL4N/AHeater Core
2010Mazda32.5LL4N/AHeater Core
2010Mazda3 SportN/AHeater Core

* 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:

1812430551304901064591304923049804599289BBM561A10HT2083

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