TYC
TYC Radiator

TYC 13605 Radiator

Brand TYC 13605
Bottom Header 1.96x19.43
Core Height (in) 18.88
Core Length (in) 18.31
Core Material Aluminum
Core Thickness (in) 1.02
Engine Oil Cooler Included No
Fin Count (every 4") 81
Fin Wave Height (in) 0.20
Find Wave Pitch 2.5
Flow Configuration Crossflow
Inlet Connection Type Hose Clamp
Inlet Diameter (in) 1.38
No. Of Rows 1
Outlet Connection Type Hose Clamp
Outlet Diameter (in) 1.38
Top Header 1.96x19.43
Total Fin Row Count 74
Total Tube Count 73
Transmission Oil Cooler Included No
Tube Count (every 4") 16
Tube Width X Height 26x1.5
Product line TYC Radiator
Fits Kia · 5 vehicles

Aluminum core. Lightweight construction helps promote efficient heat transfer.

Crossflow design. Supports even coolant flow through the radiator core.

Hose clamp connections. Simple inlet and outlet attachment for a secure fit.

Cross-references CryoMAX 13605, Kia 25310D5200 and OSC 13605 for the same application. See all 7.

$118.61Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
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Step 2 — Quantity
Order total $118.61
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

TYC Radiator for Kia Optima Cooling Service

The TYC Radiator 13605 is a direct-fit cooling system replacement for the 2016-2020 Kia Optima. Built with an aluminum core and crossflow design, it supports efficient coolant flow and heat transfer for everyday driving and repair work.

Key Features

  • Aluminum core construction for lightweight thermal performance
  • Crossflow radiator layout for consistent coolant circulation
  • Hose clamp inlet and outlet connections
  • 1.38 in. inlet and outlet diameters
  • Single-row core design
  • No engine oil cooler included
  • No transmission oil cooler included
  • TYC Radiator 13605 for OE-style replacement service

Product Details

TYC Radiator 13605 is engineered for the 2016-2020 Kia Optima and matches the application requirements for this vehicle platform. The aluminum core measures 18.88 in. high, 18.31 in. long, and 1.02 in. thick, with a crossflow configuration and hose clamp connections for the inlet and outlet. This radiator is built without integrated engine oil or transmission oil cooling, making it a straightforward replacement for vehicles that use a standard coolant-only radiator. For buyers searching for a 2016 Kia Optima radiator replacement, a 2017-2020 Kia Optima cooling system part, or TYC 13605 for Kia Optima service, this unit provides the fitment and core specifications needed for repair planning.

This part cross-references Spectra Premium CU13605 and Kia 25310D5200 for the same application.

Common Issues This Radiator Addresses

  • Coolant leaks from a damaged or corroded radiator
  • Overheating caused by restricted coolant flow
  • Cracked tanks or weakened core seams
  • Poor heat dissipation from an aging radiator assembly
  • Replacement needs after front-end cooling system damage

Installation Notes and Tips

Confirm the vehicle is a 2016-2020 Kia Optima before ordering TYC 13605. Verify inlet and outlet hose diameter, mounting points, and clearance around the core support before installation. Drain the cooling system fully, inspect hoses and clamps for wear, and refill with the correct coolant mixture after installation. Bleed air from the system according to Kia service procedures to help restore stable operating temperature.

Quality Assurance

TYC manufactures replacement cooling components with application-specific dimensions and OE-style fitment targets. This radiator is built to match the listed Kia Optima application and support dependable cooling system service.

This part fits 5 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2020KiaOptima1.6LL4N/ATYC Radiator
2019KiaOptima1.6LL4N/ATYC Radiator
2018KiaOptima1.6LL4N/ATYC Radiator
2017KiaOptima1.6LL4N/ATYC Radiator
2016KiaOptima1.6LL4N/ATYC Radiator
Directly replaces or cross-references 7 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
CryoMAX — 13605Kia — 25310D5200OSC — 13605Partslink — KI3010164Spectra Premium — CU13605Sunbelt Radiators Inc — SBR13605TYC — KA37028B