1978-1988 GM G-Body Aluminum Radiator & 12" Dual Fan Kit (AT, Excluding Grand National) – Cold Case

Upgrade your classic GM G-Body with the Cold-Case Aluminum Performance Radiator and 12-inch dual fan kit, designed specifically for 1978–1988 G-Body vehicles (excluding Grand National models). These TIG-welded, 100% aluminum radiators provide superior cooling efficiency compared to standard 3- or 4-row aluminum radiators, thanks to their oversized 2-row design. Not only do they cool more effectively, but they also maintain a clean, original appearance for show-quality restoration.

Cold-Case radiators feature OE-style polished tanks with correct original stamping. Once painted, the radiator looks virtually identical to a factory unit, combining vintage aesthetics with modern performance.

Key Features:

• 100% TIG welded construction for maximum durability
• All-aluminum design for superior thermal performance
• Dual 1.25-inch tubes for optimized coolant flow
• Polished OE-style tanks for a factory-quality appearance
• 16 fins per inch with corrugated design for increased surface area and thermal transfer
• Pressure tested for reliability
• 12-inch dual fan kit included
• Compatible with both manual and automatic transmissions
• Direct fitment for 1978–1988 GM G-Body vehicles (excluding Grand National)
• Old Part Number: RPE544ATFK

Radiator Specifications:

• Core Height: 18.5 inches
• Core Width: 26.5 inches
• Overall Height: 18.5 inches
• Overall Width: 31.5 inches
• Overall Thickness: 6 inches
• Tubes: Dual 1.25-inch
• Upper Hose: 1.50 inches
• Lower Hose: 1.75 inches
• Fan Diameter: 12 inches

Fitment:

• 1978–1988 GM G-Body (Automatic Transmission, 12" Dual Fan Kit)

The Cold-Case GM G-Body Aluminum Radiator & Dual Fan Kit provides the ultimate combination of cooling performance, durability, and factory-style aesthetics. Perfect for performance builds, street restorations, and high-demand driving, this radiator ensures your classic G-Body runs cooler, longer, and more reliably.