Part #: 2518

One Stop Solutions 2518 Radiator

⚙️ 10 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Chevrolet and Pontiac, Cavalier and Sunfire
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Reliable Radiator Replacement for Chevrolet Cavalier and Pontiac Sunfire

The One Stop Solutions radiator part number 2518 is engineered to provide dependable cooling performance for Chevrolet Cavalier and Pontiac Sunfire models. Designed with precision, this radiator ensures efficient heat dissipation and supports transmission oil cooling for optimal vehicle operation.

Key Features of One Stop Solutions Radiator 2518

  • Hassle free installation for quick replacement
  • OE performance with components engineered to factory specifications
  • Enhanced cooling efficiency and extended service life
  • Premium grade core, headers, and tanks for durability
  • Includes a plated transmission oil cooler for added functionality
  • Drop-in fit with all necessary fittings pre-installed
  • 100% tested multiple times during production for quality assurance
  • Design improvements to address original radiator issues

Detailed Radiator Specifications and Construction

This radiator features a crossflow design with a core measuring 26 inches in height, 15 1/16 inches in width, and 1 inch in thickness, constructed from premium PA core material. The plastic tanks and headers measure 16 5/8 inches in length and 2 7/16 inches in width for both inlet and outlet headers. The inlet and outlet diameters are 1 5/16 inches, ensuring proper coolant flow. A single core row configuration supports efficient heat exchange. The radiator also includes a plated transmission oil cooler with fittings spaced 11 1/2 inches apart, enhancing transmission fluid cooling. This radiator does not include an engine oil cooler or cap.

Applications and Common Issues Addressed

  • Replacement for leaking or damaged radiators in Chevrolet Cavalier and Pontiac Sunfire
  • Resolves overheating caused by inefficient cooling systems
  • Addresses transmission fluid overheating with integrated oil cooler
  • Fixes radiator core corrosion or physical damage
  • Improves cooling system reliability and vehicle performance

Installation Notes and Tips

Installation of the One Stop Solutions radiator 2518 is straightforward due to its drop-in fit design. Ensure all factory specifications are followed when torquing components. Verify that the transmission oil cooler fittings align correctly with existing lines. Since the radiator does not include a cap, reuse the original or source a compatible cap separately. Proper coolant flushing and system bleeding are recommended after installation.

Quality Assurance and Warranty Information

Each radiator undergoes rigorous testing up to three times during production to ensure consistent quality and performance. Components are assembled and torqued to factory specifications to maintain reliability. While specific warranty details are not provided, One Stop Solutions products are manufactured to meet OE standards and include engineering enhancements to improve longevity and cooling efficiency.

BrandOne Stop Solutions
Part Number2518
Core Height26
Core Thickness1
Core Thickness26
Core Width15 1/16
Inlet Header Length16 5/8
Outlet Header Length16 5/8
Core MaterialPa
Tank MaterialPlastic
Transmission Oil Cooler IncludedYes
Inlet Header Width2 7/16
Outlet Header Width2 7/16
Transmission Oil Cooler TypePlated
Transmission Oil Cooler Distance between Fittings11 1/2
Engine Oil Cooler TypeNone
Core Row Quantity1
Inlet Diameter1 5/16
Outlet Diameter1 5/16
Engine Oil Cooler IncludedNo
Down Flow Or Cross Flow TypeCrossflow
Cap IncludedNo
BulletPoint 1Hassle free installation
BulletPoint 2O.e. performance and exceptional quality
BulletPoint 3Engineering enhancements provide improved cooling and longer life
BulletPoint 4Components are fitted and torqued in place to factory specificati
BulletPoint 5Premium grade tubes, fins, headers, tanks, and other components a
BulletPoint 6Drop in fit, form and function. all necessary fittings or hardwar
BulletPoint 7Complete radiators 100% tested up to three times during productio
BulletPoint 8Enhancements added to solve original design failures and to impro

This part fits 10 vehicles. Search below:

YearMakeModelTransmissionLitersCylindersPositionNotes
2005ChevroletCavalierAutomatic2.2LL4N/A
2005PontiacSunfireAutomatic2.2LL4N/A
2004ChevroletCavalierAutomatic2.2LL4N/A
2004PontiacSunfireAutomatic2.2LL4N/A
2003ChevroletCavalierAutomatic2.2LL4N/A
2003PontiacSunfireAutomatic2.2LL4N/A
2002ChevroletCavalier2.2LL4N/APassenger hose connection on top
2002ChevroletCavalier2.4LL4N/APassenger hose connection on top
2002PontiacSunfireAutomatic2.2LL4N/ATop Passenger Side Connection
2002PontiacSunfireAutomatic2.4LL4N/ATop Passenger Side Connection

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

2266120924278012518A2518CU2518GM3010416

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.