Denso 221-3311 Radiator

Denso Radiator for Mitsubishi Lancer

The Denso 221-3311 radiator is built for 2002-2007 Mitsubishi Lancer applications and follows OE-style dimensions for proper cooling system fitment. With an integrated transmission oil cooler and matched inlet and outlet sizing, it supports dependable heat transfer for daily driving and demanding conditions.

Key Features

• Direct-fit radiator for 2002-2007 Mitsubishi Lancer
• Part number 221-3311 for easy identification
• Core height: 14.8130 in.
• Core width: 27.1870 in.
• Core thickness: 0.6250 in.
• Transmission oil cooler included
• Inlet diameter: 1.3750 in.
• Outlet diameter: 1.3750 in.

Detailed Description

Denso supplies radiators to OE vehicle manufacturers worldwide, and the 221-3311 reflects that OE-focused engineering approach. The radiator configuration, tank design, fin pitch, core dimensions, and materials are built to meet strict manufacturer standards, helping maintain stable engine temperature and consistent cooling performance in Mitsubishi Lancer models from 2002 through 2007. If you are replacing a worn or leaking Mitsubishi Lancer radiator, this unit provides the fitment and cooling layout expected for the application.

This part cross-references Mitsubishi (e.g., MR968858) for the same application.

What It Helps Address

• Engine overheating caused by reduced coolant flow or heat rejection
• Coolant leaks from a damaged or aging radiator core or tank
• Transmission fluid temperature concerns when the cooler circuit is part of the system
• Fitment issues from using a radiator with incorrect core dimensions or hose connections
• Cooling performance loss in a Mitsubishi Lancer radiator replacement

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 2002-2007 Mitsubishi Lancer service, matching the inlet and outlet diameters to the original setup helps reduce installation issues.

Quality Assurance

Denso radiators are tested for durability and function before release. OE supplier experience and strict validation standards support consistent fitment and reliable cooling performance for the 221-3311 radiator.