Spectra CU2451 Radiator

Spectra CU2451 Radiator Overview

The Spectra CU2451 radiator is built for direct replacement use in vehicles that call for this application. It is engineered to meet the durability and performance expectations associated with OE-style cooling system service, making it a practical choice for radiator replacement on supported vehicles.

• OE-style radiator construction for replacement cooling system service
• Built to match the durability expectations of original equipment applications
• Designed for vehicle-specific fitment where CU2451 is specified
• Cross-reference part numbers include OSC 2451 and Spectra Premium CU2451

Application and Fitment

Compatible with vehicles that specify this radiator application, including select Suzuki models. Fits 2001-2004 Suzuki Esteem, front; Fits 2001-2004 Suzuki Swift, front; Fits 2001-2004 Suzuki Swift+, front. The Spectra CU2451 is also referenced in interchange listings for related radiator part numbers used on the same application.

What This Radiator Helps Address

• Overheating caused by a failing radiator core
• Coolant loss from age-related radiator wear
• Reduced heat transfer in a damaged cooling system
• Leaks associated with cracked or corroded radiator tanks
• Replacement needs after collision or front-end cooling system damage

Installation Notes and Tips

Verify radiator dimensions, hose connection points, and transmission cooler provisions against the removed unit before installation. Flush the cooling system, inspect hoses and clamps, and refill with the correct coolant mixture after installation. Confirm that the cooling fan, thermostat, and pressure cap are functioning properly to protect the new radiator.

Quality Assurance

Spectra Premium radiators are built with OE-level durability expectations in mind for replacement service. The CU2451 is supported by Spectra’s radiator manufacturing focus and is intended for applications that require a direct-fit cooling system component.