Denso 221-9605 Radiator

Radiator for Honda Odyssey

This Denso radiator, part number 221-9605, is built for the Honda Odyssey with OE-style fitment and cooling performance. It uses OE-matched configuration details to support proper engine temperature control in demanding driving conditions.

Key Features

• OE-focused radiator design from Denso Radiator.
• Core dimensions: 17.72 in. height, 30.24 in. width, and 0.63 in. thickness.
• 1.26 in. inlet and outlet diameters for matched hose connection sizing.
• No transmission oil cooler included.
• Built to meet OE manufacturer standards for configuration, materials, and function.

Detailed Description

Denso part number 221-9605 is a replacement radiator engineered for 2018-2025 Honda Odyssey applications. Denso supplies radiators to OE vehicle manufacturers worldwide, and this radiator reflects that OE development background with attention to tank design, fin pitch, core dimensions, and material selection. The result is a radiator intended to maintain stable cooling performance and reliable operation under everyday and demanding conditions.

For shoppers searching for a Honda Odyssey radiator or a Denso 221-9605 replacement radiator, this unit matches the listed application and cooling layout. It is also cross-referenced to Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

What It Helps Address

• Overheating caused by reduced radiator efficiency.
• Cooling system performance loss from a damaged or aging core.
• Leaks related to worn radiator tanks or seams.
• Fitment issues when replacing an OE-style radiator assembly.

Installation Notes and Tips

Verify hose connection size, core dimensions, and transmission cooler requirements before installation. Confirm the vehicle application against the listed fitment for 2018-2025 Honda Odyssey models. Use proper cooling system service procedures, including coolant refill and air bleeding, after installation.

Quality Assurance

Denso states that its radiators pass strict durability and function testing and are built to OE manufacturer standards for fitment and performance. Part number 221-9605 is supported by Denso's OE supplier experience and application-specific engineering.