Denso 221-9514 Radiator

Denso Radiator 221-9514 Overview

The Denso 221-9514 radiator is built for direct-fit engine cooling on select Chevrolet, GMC, Cadillac, and Hummer applications. With OE-style dimensions and carefully matched inlet and outlet sizing, it supports stable coolant flow and consistent heat rejection in demanding truck and SUV use.

For buyers searching for a radiator for a 2007-2014 GMC Yukon XL 1500, 2011-2014 Chevrolet Tahoe, or 2007-2013 Chevrolet Silverado 1500, this Denso radiator is engineered around factory fitment requirements and cooling-system geometry.

Key Features

• Core height: 34.0157 in. for OE-style coverage
• Core width: 17.2441 in. and core thickness: 1.2598 in.
• Inlet diameter: 1.3386 in.; outlet diameter: 1.5748 in.
• Built to Denso OE standards for configuration, tank design, fin pitch, core dimensions, and materials
• Durability and function tested before release
• Part number 221-9514 for easy catalog matching

Detailed Description

Denso is a major OE radiator supplier, and the 221-9514 reflects that manufacturing experience in a replacement radiator for full-size GM trucks and SUVs. The radiator’s dimensions and connection sizes are specified to align with factory cooling layouts, helping maintain proper engine temperature control and reliable operation under load. This part cross-references Spectra Premium (CU2370) and Reach Cooling (41-2370) for the same application.

Compatible With 2005-2014 Chevrolet Silverado 1500, 2005-2014 Chevrolet Tahoe, 2005-2014 GMC Yukon, 2007-2014 GMC Yukon XL 1500, and related Cadillac Escalade and Hummer H2 applications listed in the fitment data. The Denso 221-9514 is a practical choice when replacing a worn or leaking radiator on vehicles that depend on consistent cooling performance.

Common Problems This Radiator Can Address

• Coolant leaks from a cracked or corroded radiator core or tank
• Overheating caused by restricted heat transfer
• Temperature instability during towing, idling, or stop-and-go driving
• Reduced cooling efficiency from age-related internal wear
• Fitment issues from an incorrect replacement radiator

Installation Notes and Tips

Verify radiator dimensions, inlet and outlet locations, and cooling-package notes before installation. This part has application-specific fitment, including vehicles with or without heavy duty cooling, engine oil cooler, trans fluid cooler, and police-package configurations. Confirm the exact vehicle setup against the fitment list for a proper match.

For best results, inspect hoses, clamps, and coolant condition during radiator replacement, and flush the system if contamination or debris is present. The part number 221-9514 should be matched to the vehicle’s cooling configuration before installation.

Quality Assurance

Denso manufactures radiators to OE-level standards and subjects each unit to strict durability and function testing. That process helps ensure dependable performance, fitment, and cooling-system reliability for Chevrolet, GMC, Cadillac, and Hummer applications.