One Stop Solutions 2784 Radiator

Radiator for Kia Spectra and Spectra5

Restore cooling performance with this OSC Premium New Automotive Radiator, part number 2784. It is built to OE form and function for the 2004-2009 Kia Spectra and 2005-2009 Kia Spectra5, with a downflow design, plastic tanks, and a premium aluminum core for dependable heat transfer.

• Fits 2004-2009 Kia Spectra, N/A
• Fits 2005-2009 Kia Spectra5, N/A
• Downflow radiator design with 1-row core construction
• Transmission oil cooler included with concentric cooler design
• Cap included: W/CAP - Micro 1.1
• Core dimensions: 14 3/4 in. height, 26 5/16 in. width, 5/8 in. thickness
• Inlet and outlet diameters: 1 5/16 in.
• Premium-grade aluminum core with plastic tanks

OE-Style Cooling Performance

OSC part number 2784 is engineered for direct replacement use on Kia Spectra and Kia Spectra5 applications. The radiator uses cadmium-plated tubes to help resist premature failure, and the assembly is pressure tested during production to verify cooler and core integrity. Factory-style fitment, torqued components, and a die-cut gasket help support a clean installation and leak-resistant sealing.

This part cross-references Spectra Premium CU2784 for the same application.

Common Cooling Problems It Can Address

• Overheating caused by a restricted or leaking radiator
• Transmission fluid temperature issues related to a failing cooler circuit
• Coolant loss from cracked tanks, worn seals, or core damage
• Poor heat rejection from an aging radiator core
• Fitment issues after replacing a damaged original radiator

Installation Notes and Tips

Verify inlet and outlet hose sizes, cooler line routing, and cap style before installation. This radiator is built for the listed Kia Spectra and Spectra5 model years, and the included transmission cooler and cap should be matched to the vehicle’s original configuration. Inspect hoses, clamps, and mounting points during replacement to help prevent repeat leaks.

Quality Assurance

OSC states that complete radiators are tested up to three times during production: cooler circuits are checked before tank installation, the core is tested before assembly, and the finished unit is tested again after assembly. The design also incorporates enhancements aimed at addressing original failure points and improving service life in higher-mileage vehicles.