Denso 221-3200 Radiator

Denso Radiator for Honda Accord and Prelude

The Denso 221-3200 radiator is built for direct-fit cooling performance in select Honda applications. It combines OE-style dimensions with a transmission oil cooler and core sizing that supports dependable engine temperature control.

• Core height: 13.7500
• Core width: 26.5000
• Core thickness: 0.6250
• Inlet diameter: 1.2500
• Outlet diameter: 1.2500
• Transmission oil cooler included

OE-Style Cooling Construction

Denso supplies radiators to OE car makers worldwide, and the 221-3200 reflects that experience with radiator configurations, tanks, fin pitch, core dimensions, and materials built to meet strict manufacturer standards. The result is a radiator engineered for stable cooling performance and reliable fitment in 1994-1997 Honda Accord and 1997-2001 Honda Prelude applications. This part number, 221-3200, is a practical choice when replacing a worn or leaking radiator on a Honda Accord or Honda Prelude with Denso radiator fitment.

This part cross-references Spectra Premium CU1494 for the same application.

Vehicle Fitment

• Fits 1994-1997 Honda Accord, N/A, w/ DENSO Radiator
• Fits 1997-2001 Honda Prelude, N/A, w/ DENSO Radiator

Common Problems This Radiator Can Address

• Engine overheating caused by reduced radiator efficiency
• Coolant leaks from a damaged or aging radiator core or tank
• Poor heat transfer from clogged or deteriorated cooling passages
• Transmission cooling concerns when the factory cooler is part of the system
• Fitment issues when replacing an OE-style Honda Accord or Honda Prelude radiator

Installation Notes and Tips

Verify radiator dimensions, inlet and outlet size, and transmission cooler connections before installation. Flush the cooling system, inspect hoses and clamps, and confirm the replacement matches the vehicle’s DENSO radiator application. Proper coolant fill and air bleeding are important after installation.

Quality Assurance

Denso radiators are manufactured to OE-level standards and undergo durability and function testing before release. That testing helps support consistent cooling performance and fitment for Honda Accord and Honda Prelude applications.