CSF 3689 OEM Replacement Radiator with Aluminum Core

The CSF 3689 is a high-quality OEM replacement radiator featuring durable plastic tank and aluminum core construction. This single-row radiator is engineered to meet or exceed original equipment specifications, providing reliable cooling performance for your vehicle.

Premium Construction Features:

• Aluminum core with plastic tank construction for optimal heat dissipation
• Virgin grade engineered plastic tanks with glass-filled reinforcement for superior strength and durability
• Special grade EPDM rubber gaskets that withstand extreme temperatures
• High-performance multi-louvered fin design for maximum cooling efficiency
• Downflow radiator style with integrated transmission cooler
• Upper driver side inlet and lower driver side outlet locations

Quality Assurance:

• 100% leak tested at 150% of operating pressure before leaving the factory
• Manufactured in ISO-certified facilities to OE quality standards
• Hydrostatic, vacuum decay, and life-cycle tested for reliability
• Wind tunnel tested for optimal core cooling efficiency
• 30-point fitment inspection ensures drop-in fit with no modifications
• Packaging tested to 10-foot drop standard for shipping protection

CSF, known as "The Cooling Experts," has sold over 30 million cooling products and serves as an OE supplier to many US, German, and Asian manufacturers. Each CSF radiator is designed to provide a precise fit and reliable performance for daily drivers and performance vehicles alike.