Denso 221-9553 Radiator

Denso 221-9553 Radiator Overview

The Denso 221-9553 radiator is an OE-style cooling replacement built for select Hyundai and Kia applications. It uses Denso’s OE supplier experience to match factory fitment and cooling performance for vehicles such as the Hyundai Elantra, Hyundai Elantra GT, Kia Forte, Kia Forte5, and Kia Forte Koup.

Key Features

• Core height: 21.7323 in. for application-specific cooling coverage
• Core width: 15.0787 in. for proper radiator fitment
• Core thickness: 0.6299 in. for OE-style packaging
• Inlet diameter: 1.3780 in.
• Outlet diameter: 1.3228 in.
• Built to Denso’s OE configuration standards for tanks, fin pitch, core dimensions, and materials
• Tested for durability and function before release

Detailed Description

Denso 221-9553 is a direct-fit radiator engineered for cooling system service on 2014-2016 Hyundai Elantra, 2015-2017 Hyundai Elantra GT, 2014 Hyundai Elantra Coupe, 2015-2016 Kia Forte, 2016 Kia Forte5, and 2015 Kia Forte Koup. The radiator’s core dimensions and hose connection sizes are matched to the listed applications to support proper coolant flow and heat transfer. This part cross-references Spectra Premium CU13412 and CSF 3751 for the same application.

What This Radiator Helps Address

• Overheating caused by a leaking or restricted radiator
• Reduced cooling efficiency from damaged core fins or internal blockage
• Coolant loss from cracked tanks or worn hose connections
• Temperature instability during stop-and-go driving or highway use
• Replacement needs after corrosion, impact damage, or age-related wear

Installation Notes and Tips

Verify radiator dimensions, inlet and outlet sizes, and vehicle fitment before installation. Flush the cooling system, inspect hoses and clamps, and confirm the cooling fan and thermostat are operating correctly before returning the vehicle to service. For best results, refill with the correct coolant type and bleed air from the system according to factory procedures.

Quality Assurance

Denso supplies radiators to OE vehicle manufacturers worldwide, and this radiator is built to meet rigid OE standards for configuration, materials, and performance. Each unit passes durability and function testing to support reliable cooling in demanding driving conditions.