Denso 221-3157 Radiator

Denso Radiator 221-3157 for Avalon and Camry

Denso 221-3157 is an OE-style radiator built for direct replacement cooling performance in select Toyota applications. It is engineered with OE-level core dimensions, tank design, fin pitch, and materials to support consistent engine temperature control in daily driving and demanding conditions.

• Core height: 15.7500
• Core width: 30.2500
• Core thickness: 0.6250
• Inlet diameter: 1.3750
• Outlet diameter: 1.3750
• Transmission oil cooler included
• Built to OE manufacturer standards for fitment and function
• Durability and function tested by Denso

OE-Style Cooling Performance

This radiator is designed around Denso’s OE supply experience, with configurations that match factory requirements for cooling efficiency and installation fit. The 221-3157 supports proper heat transfer for Toyota Avalon and Toyota Camry models, including 2005-2012 Toyota Avalon and 2007-2011 Toyota Camry, w/o Tow Package, US Built. This part cross-references Toyota 16400-AD010 for the same application.

Vehicle Fitment

• Fits 2005-2012 Toyota Avalon, N/A
• Fits 2007-2011 Toyota Camry, N/A, w/o Tow Package, US Built

Common Cooling Issues It Can Address

• Engine overheating from a leaking or restricted radiator
• Loss of coolant caused by cracked tanks or damaged core passages
• Poor heat rejection that can affect normal operating temperature
• Transmission fluid temperature concerns when the radiator cooler circuit is part of the system
• Fitment problems from a worn or incorrect replacement radiator

Installation Notes and Tips

Verify the inlet and outlet diameters, core dimensions, and transmission cooler connections before installation. Confirm vehicle application details carefully, especially for 2007-2011 Toyota Camry models without the tow package and built in the US. Flush the cooling system, inspect hoses and clamps, and refill with the correct coolant mixture after installation.

Quality Assurance

Denso radiators are built from OE-based specifications and undergo durability and function testing to support reliable cooling performance. The brand’s OE supplier background and manufacturing standards help ensure consistent fitment and dependable operation.