Denso 221-3307 Radiator

Denso 221-3307 Radiator for OE Cooling Performance

The Denso 221-3307 radiator is built for direct-fit engine cooling on select Chrysler, Dodge, and Mitsubishi applications. It combines OE-style dimensions with an integrated transmission oil cooler to support stable coolant and transmission fluid temperatures in daily driving and demanding conditions.

Key Features

• OE-style radiator construction from Denso
• Core dimensions: 13.7500 in. height, 28.2500 in. width, 1.0000 in. thickness
• Inlet diameter: 1.3750 in.; outlet diameter: 1.3750 in.
• Transmission oil cooler included
• Built to match OE radiator configuration, tank design, fin pitch, and core specifications
• Durability and function tested before release

Detailed Description

Denso 221-3307 is a replacement radiator engineered to meet OE manufacturer standards for fitment and cooling performance. Denso supplies radiators to vehicle manufacturers worldwide, and this unit reflects that OE experience with the correct core size, hose connections, and integrated transmission cooler layout. It is a direct replacement choice for 2001-2005 Chrysler Sebring, 2001-2005 Dodge Stratus, and 2002-2005 Mitsubishi Eclipse applications.

This part cross-references Spectra Premium CU2438 and CSF 3097 for the same application. The Denso 221-3307 radiator is a practical option when replacing a leaking, clogged, or damaged radiator on Chrysler Sebring, Dodge Stratus, or Mitsubishi Eclipse models.

Common Problems This Radiator Can Address

• Coolant leaks from a cracked or corroded radiator core or tank
• Engine overheating caused by restricted coolant flow
• Transmission fluid temperature issues when the cooler circuit is compromised
• Reduced cooling efficiency from damaged fins or internal blockage
• Fitment problems from an incorrect replacement radiator

Installation Notes and Tips

Verify hose connection size, core dimensions, and transmission cooler routing before installation. Flush the cooling system, inspect hoses and clamps, and confirm the radiator mounts securely in the factory location. For best results, replace worn coolant and check for contamination in the transmission cooler lines during service.

Quality Assurance

Denso radiators are manufactured to OE-level standards and undergo durability and function testing to help ensure reliable performance. The 221-3307 is built to deliver consistent cooling performance and proper fitment for the listed Chrysler, Dodge, and Mitsubishi applications.