Part #: A13091

Koyorad A13091 Radiator

⚙️ 18 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Subaru, WRX, Legacy, and Outback
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Overview of the Koyorad a13091 Radiator for Subaru Vehicles

The Koyorad a13091 radiator is engineered specifically for Subaru models including the Impreza, Legacy, Outback, and WRX. Designed to maintain optimal engine temperature, this radiator features durable materials and precise dimensions to ensure reliable cooling performance.

  • Core Height: 13.375 inches
  • Core Width: 27.8125 inches
  • Core Thickness: 0.625 inches
  • Core Material: Aluminum for efficient heat dissipation
  • Single Core Row design
  • Inlet and Outlet Diameter: 1.5625 inches each
  • Plastic Tank Material for corrosion resistance

Detailed Description of the Koyorad Radiator

This radiator from the Koyorad Radiator product line is constructed with an aluminum core that provides effective heat transfer and durability. The single-row core design balances cooling efficiency with a compact profile, suitable for the engine bays of Subaru Impreza, Legacy, Outback, and WRX models. The plastic tanks reduce weight and resist corrosion, contributing to the radiator's longevity. With inlet and outlet diameters of 1.5625 inches, this radiator integrates seamlessly with the vehicle's cooling system.

Applications and Common Issues Addressed

  • Replacement for worn or leaking radiators in Subaru Impreza, Legacy, Outback, and WRX
  • Helps resolve engine overheating problems
  • Restores proper coolant flow and temperature regulation
  • Addresses radiator core damage or corrosion
  • Improves cooling system efficiency after component failure

Installation Notes and Tips

  • Ensure compatibility with Subaru Impreza, Legacy, Outback, and WRX models before installation
  • Check hose connections to match the 1.5625 inch inlet and outlet diameters
  • Inspect mounting points for secure fitment of the radiator
  • Flush the cooling system prior to installation to prevent contamination
  • Use manufacturer-recommended coolant and follow proper bleeding procedures

Quality Assurance and Warranty Information

The Koyorad a13091 radiator is manufactured to meet OEM specifications for Subaru vehicles. The aluminum core and plastic tank materials are selected for durability and corrosion resistance. While specific warranty details are not provided here, Koyorad Radiator products typically adhere to industry standards for quality and reliability. It is recommended to verify warranty coverage with the supplier or manufacturer.

BrandKoyo
Part NumberA13091
Core Height13.375
Core MaterialAluminum
Core Thickness0.625
Core Width27.8125
Inlet Diameter1.5625
Outlet Diameter1.5625
Tank MaterialPlastic
TitleKoyorad A13091 Radiator

This part fits 18 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2013SubaruImpreza2.5LH4N/AKoyorad Radiator
2013SubaruWRX2.5LH4N/A
2012SubaruImpreza2.5LH4N/AKoyorad Radiator
2012SubaruWRX2.5LH4N/A
2011SubaruImpreza2.5LH4N/AKoyorad Radiator
2010SubaruImpreza2.5LH4N/AKoyorad Radiator
2009SubaruImpreza2.5LH4N/AKoyorad Radiator
2009SubaruLegacy2.5LH4N/A
2009SubaruOutback2.5LH4N/A
2008SubaruImpreza2.5LH4N/AKoyorad Radiator
2008SubaruLegacy2.5LH4N/A
2008SubaruOutback2.5LH4N/A
2007SubaruLegacy2.5LH4N/A
2007SubaruOutback2.5LH4N/A
2006SubaruLegacy2.5LH4N/A
2006SubaruOutback2.5LH4N/A
2005SubaruLegacy2.5LH4N/A
2005SubaruOutback2.5LH4N/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.