Description
Internally Welded Filler Necks. Crafted for enhanced performance and durability, this radiator offers top-tier features for your vehicle. Integrated with internally welded filler necks, it ensures leak-free operation. The inclusion of 1-inch to 1-1/4-inch tubes, along with 2 oversized cooling rows, guarantees efficient heat dissipation, promoting optimal engine temperature.
Accurate Specifications. Built with accurate OEM specifications, this radiator ensures a perfect fit and compatibility. Its lightweight aluminum TIG-welded construction guarantees strength without unnecessary weight. Specifically designed for all 2011-2016 6.6L Duramax GMC Sierra 3500 HD models, the COLD-CASE Radiators Aluminum Performance Radiator promises improved cooling efficiency and longevity for your vehicle’s engine.
Installation Note. An O-Ring is needed for installation of the lower hose, not included – sold separately. Dorman part number 926-160 is recommended.
Application. This COLD-CASE Radiators Aluminum Performance Radiator fits all 2011-2016 6.6L Duramax GMC Sierra 3500 HD Models.
COLD-CASE Radiators GMT576A
CA Residents: WARNING: Cancer and Reproductive Harm
- Aluminum Performance Radiator
- With Internally Welded Filler Necks
- Includes 1-Inch to 1-1/4-Inch Tubes
- Made with 2 Oversized Cooling Rows
- Build with Accurate OEM Specifications
- Has a Lightweight Aluminum TIG-Welded Built
- Works for all 2011-2016 6.6L Duramax GMC Sierra 3500 HD Models






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