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CSF 2619 RadiatorOE Quality 60-Day Returns
Part #: 2619

CSF 2619 Radiator

1 Row Plastic Tank Aluminum Core
⚙️ 8 vehicles fit this part
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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
📦1 Row Plastic Tank Aluminum Core
🚗Fitment: Subaru, Legacy
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST
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Overview of CSF 1 Row Plastic Tank Aluminum Core Radiator

The CSF 1 Row Plastic Tank Aluminum Core Radiator, part number 2619, is designed specifically for Subaru Legacy models. This radiator features a durable aluminum core combined with OE-style plastic tanks, providing reliable cooling performance tailored to your vehicle's needs.

  • Core thickness: 5/8 inch
  • Core width: 14 1/2 inches
  • Core length: 26 3/8 inches
  • Aluminum core with plastic tanks
  • Cross flow design for efficient heat dissipation
  • Inlet diameter: 1 1/2 inch (right side)
  • Outlet diameter: 1 1/2 inch (left side)
  • Single core row configuration
  • Includes high-efficiency concentric oil cooler (7 7/8 inches)
  • Cap not included (CSF cap number 4503 compatible)

Detailed Product Description

This radiator from CSF belongs to the 1 Row Plastic Tank Aluminum Core product line, which combines lightweight aluminum cores with OE-style plastic tanks to balance durability and cost-effectiveness. The single-row core with a 5/8 inch thickness and cross flow design ensures efficient coolant flow and heat transfer, suitable for Subaru Legacy vehicles requiring precise cooling system components. The radiator’s inlet and outlet diameters are both 1 1/2 inches, positioned on the right and left sides respectively, matching OEM specifications for straightforward installation.

Compatible Applications and Common Uses

  • Replacement radiator for Subaru Legacy models
  • Resolves overheating issues caused by damaged or clogged radiators
  • Addresses coolant leaks from cracked plastic tanks
  • Improves cooling efficiency in vehicles with worn or corroded cores
  • Suitable for vehicles requiring a cross flow radiator design

Installation Notes and Tips

When installing the CSF radiator part number 2619, ensure compatibility with your Subaru Legacy’s cooling system layout. The radiator does not include a cap, so use a compatible CSF cap number 4503 or an OEM equivalent. Verify inlet and outlet hose connections match the 1 1/2 inch diameter specifications on the right and left sides. Properly bleed the cooling system after installation to avoid air pockets and ensure optimal performance.

Quality Assurance and Warranty

CSF radiators are manufactured to meet OEM standards, using high-quality aluminum cores and durable plastic tanks. This radiator is free of hazardous materials and designed for long-term reliability. While specific warranty details are not provided here, CSF products typically come with manufacturer-backed warranties covering defects in materials and workmanship.

BrandCSF
Part Number2619
Position1 Row Plastic Tank Aluminum Core
Box Height (in)4 5/16
Box Length (in)34
Box Weight (lbs)7
Box Width (in)18 7/16
Cap IncludedNo
Core Length26 3/8
Core MaterialAluminum
Core Thickness5/8
Core Width14 1/2
Csf Cap Number4503
Down Flow Or Cross Flow TypeCross Flow
Hazardous MaterialNo
Inlet Diameter1 1/2 Right
Inlet Length (in)14 13/16
Inlet Width (in)1 5/8
Oil Cooler (in)7 7/8 (high-effeciency Concentric Type)
Outlet Diameter1 1/2 Left
Outlet Length (in)14 13/16
Outlet Width (in)1 5/8
Radiator Core Row Quantity1
Tank MaterialPlastic
Tech NoteO.E.M. style Plastic tanks & Aluminum core.

This part fits 8 vehicles. Search below:

YearMakeModelTransmissionLitersCylindersPositionNotes
1999SubaruLegacyAutomatic2.5LH4N/AOE Style Design; Use Mini, 13 psi Cap; L, LS, LSD; 1 Row Plastic Tank Aluminum Core
1999SubaruLegacy2.2LH4N/AOE Style Design; Use Mini, 13 psi Cap; L, LS, LSD; 1 Row Plastic Tank Aluminum Core
1998SubaruLegacyAutomatic2.5LH4N/AOE Style Design; Use Mini, 13 psi Cap; L, LS, LSD; 1 Row Plastic Tank Aluminum Core
1998SubaruLegacy2.2LH4N/AOE Style Design; Use Mini, 13 psi Cap; L, LS, LSD; 1 Row Plastic Tank Aluminum Core
1997SubaruLegacyAutomatic2.5LH4N/AOE Style Design; Use Mini, 13 psi Cap; L, LS, LSD; 1 Row Plastic Tank Aluminum Core
1997SubaruLegacy2.2LH4N/AOE Style Design; Use Mini, 13 psi Cap; L, LS, LSD; 1 Row Plastic Tank Aluminum Core
1996SubaruLegacy2.2LH4N/AOE Style Design; Use Mini, 13 psi Cap; L, LS, LSD; 1 Row Plastic Tank Aluminum Core
1995SubaruLegacy2.2LH4N/AOE Style Design; Use Mini, 13 psi Cap; L, LS, LSD; 1 Row Plastic Tank Aluminum 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:

1839221-360045199 AC04045199 AC07045199 AC07145199 AC2808011839CU1853SU3010114

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

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