Part #: A2402

Koyorad A2402 Radiator

⚙️ 16 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$134.13Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ 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: Subaru, Forester and Impreza
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Koyorad A2402 Radiator for Subaru Forester and Impreza

The Koyorad A2402 radiator is engineered to provide reliable cooling performance for Subaru Forester and Impreza models. Designed with a durable aluminum core and integrated transmission oil cooler, this radiator supports efficient engine and transmission temperature management.

  • Core dimensions: 13.375 inches height, 27.9375 inches width, 0.625 inches thickness
  • Single-row aluminum core for effective heat dissipation
  • Plastic tank construction for corrosion resistance
  • 1.5-inch inlet and outlet diameters for optimal coolant flow
  • Includes internal transmission oil cooler with 1.25-inch diameter lines

Technical Details and Construction

The Koyorad A2402 radiator features a single-row aluminum core that measures 13.375 inches in height, 27.9375 inches in width, and 0.625 inches thick. Aluminum core material ensures efficient heat transfer while maintaining lightweight properties. The plastic tanks are designed to resist corrosion and extend the radiator's service life. Both the inlet and outlet ports have a diameter of 1.5 inches, facilitating proper coolant circulation. Additionally, this radiator includes an internal transmission oil cooler with a 1.25-inch diameter, allowing it to support transmission cooling needs in compatible Subaru Forester and Impreza vehicles.

Compatible Subaru Models and Applications

This radiator is specifically compatible with Subaru Forester and Subaru Impreza models, making it a suitable replacement part for these vehicles. The integrated transmission oil cooler helps maintain transmission fluid temperatures, which is critical for vehicles equipped with automatic transmissions. The Koyorad A2402 radiator is designed to address common cooling system issues in these Subaru models.

  • Overheating due to radiator core damage or clogging
  • Transmission fluid overheating in automatic transmission models
  • Coolant leaks from worn or cracked radiator tanks
  • Reduced cooling efficiency from corrosion or buildup

Installation Notes and Tips

When installing the Koyorad A2402 radiator, ensure all coolant and transmission lines are properly connected to the corresponding inlet, outlet, and transmission oil cooler ports. Verify that the radiator core dimensions match the vehicle’s specifications to avoid fitment issues. It is recommended to flush the cooling system and replace coolant and transmission fluid during installation to maintain optimal performance.

Quality Assurance and Warranty

Koyorad radiators are manufactured to meet OEM specifications for fit and function. The use of aluminum core and plastic tanks balances durability and corrosion resistance. While specific warranty details are not provided, Koyorad products typically adhere to industry standards for quality and reliability in automotive cooling components.

BrandKoyorad
Part NumberA2402
Core Height13.375
Core MaterialAluminum
Core Row Quantity1
Core Thickness0.625
Core Width27.9375
Inlet Diameter1.5
Internal Transmission Oil CoolerYes
Outlet Diameter1.5
Tank MaterialPlastic
TitleKoyorad a2402 radiator
Transmission Oil Cooler Diameter1.25
Transmission Oil Cooler IncludedYes

This part fits 16 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersPositionNotes
2002SubaruForester2.5LH4N/A
2001SubaruForester2.5LH4N/A
2001SubaruImpreza2.2LH4N/A
2001SubaruImpreza2.5LH4N/A
2001SubaruImprezaOutback2.2LH4N/A
2000SubaruForester2.5LH4N/A
2000SubaruImpreza2.2LH4N/A
2000SubaruImpreza2.5LH4N/A
2000SubaruImprezaOutback2.2LH4N/A
1999SubaruForester2.5LH4N/A
1999SubaruImpreza2.2LH4N/A
1999SubaruImpreza2.5LH4N/A
1999SubaruImprezaOutback2.2LH4N/A
1998SubaruImpreza2.2LH4N/A
1998SubaruImpreza2.5LH4N/A
1998SubaruImprezaOutback2.2LH4N/A

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