Denso 221-9001 Radiator

Denso Radiator for Saturn SC1, SC2, SL, SL1, SL2, SW1, SW2

The Denso 221-9001 radiator is an OE-style cooling replacement built for Saturn compact cars from 1994-2002. It is engineered to match factory dimensions and cooling requirements for dependable engine temperature control in daily driving and demanding conditions.

Key Features

• Core height: 14.0940 in.
• Core width: 23.6610 in.
• Core thickness: 0.6250 in.
• Inlet diameter: 1.2500 in.
• Outlet diameter: 1.2500 in.
• Transmission oil cooler included
• OE-focused radiator configuration for fitment and cooling performance

Detailed Description

Denso 221-9001 is a radiator designed to meet OE manufacturer standards for core dimensions, tank design, fin pitch, and materials. Denso supplies radiators to original equipment car makers worldwide, and that OE experience is reflected in the fitment and thermal performance of this unit. For Saturn SC1, SC2, SL, SL1, SL2, SW1, and SW2 applications, this radiator supports proper coolant flow and heat exchange while maintaining factory-style installation geometry. This part cross-references Spectra Premium CU2191 for the same application.

What This Radiator Helps Address

• Engine overheating from a restricted or leaking radiator
• Coolant loss caused by cracked tanks or damaged core tubes
• Transmission cooling concerns when the factory cooler circuit is part of the system
• Temperature instability from reduced heat transfer efficiency
• Fitment issues when replacing an aging Saturn radiator with an OE-style unit

Installation Notes and Tips

Fits 1994-2002 Saturn SC1, 1994-2002 Saturn SC2, 1994-2002 Saturn SL, 1994-2002 Saturn SL1, 1994-2002 Saturn SL2, 1994-2001 Saturn SW2, and 1994-1999 Saturn SW1. Verify inlet and outlet hose sizes, cooler line routing, and mounting points before installation. Flush the cooling system, inspect hoses and clamps, and refill with the correct coolant mixture after installation. This part number is Denso 221-9001.

Quality Assurance

Denso radiators are built from OE-based specifications and undergo durability and function testing before release. The brand’s OE supply background and validation process support consistent cooling performance, fitment, and reliability for Saturn applications. Part number 221-9001 is manufactured to align with factory-style cooling system requirements.