Denso 221-9251 Radiator

Denso 221-9251 Radiator Overview

The Denso 221-9251 radiator is built for direct-fit engine cooling on select Chrysler and Dodge applications. It is engineered to match OE-style dimensions and cooling requirements, with core sizing and material choices that support consistent heat transfer in demanding driving conditions.

Compatible with 2009-2010 Chrysler 300 Severe Duty II Cooling, 2009 Dodge Challenger Severe Duty II Cooling, 2009 Dodge Charger Severe Duty II Cooling, and 2010 Dodge Charger, this radiator is a focused replacement for vehicles that need accurate fitment and dependable cooling performance.

Key Features

• Core height: 24.1300 in.
• Core width: 19.5000 in.
• Core thickness: 1.5700 in.
• Inlet diameter: 1.6250 in.
• Outlet diameter: 1.7700 in.
• No transmission oil cooler included
• OE-style radiator configuration for proper fitment
• Denso part number 221-9251

Detailed Description

Denso 221-9251 is a radiator replacement built around OE supplier experience and factory-style engineering. Denso designs its radiators to meet original manufacturer standards for configuration, tank design, fin pitch, core dimensions, and materials, which helps maintain the cooling performance expected in Chrysler 300 and Dodge Charger or Challenger applications. The radiator is also tested for durability and function before release, supporting reliable operation under high-load and high-temperature conditions.

This part cross-references Chrysler 68050-131AA for the same application.

What This Radiator Helps Address

• Engine overheating from a restricted or inefficient radiator
• Coolant temperature instability during stop-and-go driving
• Heat buildup in severe-duty cooling applications
• Leaks or corrosion in the original radiator assembly
• Poor fitment from non-OE-style replacement radiators

Installation Notes and Tips

Verify core dimensions, inlet and outlet sizes, and vehicle cooling package before installation. This radiator does not include a transmission oil cooler, so confirm your original setup matches that configuration. For best results, inspect hoses, clamps, coolant condition, and fan operation during replacement to help restore proper cooling system performance.

Quality Assurance

Denso manufactures radiators to OE-level standards and subjects each unit to durability and function testing. That manufacturing approach supports consistent fitment and dependable cooling performance for 2009-2010 Chrysler 300, 2009 Dodge Challenger, 2009 Dodge Charger, and 2010 Dodge Charger applications.