OSC 1684 Crossflow Radiator Aluminum/Plastic with Transmission Cooler

The OSC 1684 Radiator is a direct-fit replacement radiator designed for GM 3.8L engines in Buick, Oldsmobile, and Pontiac vehicles. This crossflow design features a durable aluminum and plastic construction that meets or exceeds OEM specifications for reliable cooling performance.

Key Features:

• Aluminum and plastic construction for excellent heat dissipation and corrosion resistance
• Crossflow design optimizes coolant circulation and cooling efficiency
• Integrated transmission cooler for automatic transmission applications
• Premium grade tubes, fins, headers, and tanks for enhanced durability
• Drop-in fit designed to OEM form and function for easy installation
• Radiator core tested before and after assembly for leak-proof reliability
• All necessary fittings and hardware included for straightforward installation

OSC radiators are engineered using the highest grade raw components and follow factory construction standards to ensure optimal engine temperature control and long-term performance. Each unit undergoes rigorous testing including cycle, vibration, burst, and environmental testing to guarantee quality and reliability.