Fits: 2001-2005 Silverado, Sierra with 6.6L engine

• Internally reinforced end tubes with bridge clips
• Added ribs in weak spots on the tank
• Extra strong integrated mounting points
• Tank to header attachment is strengthened by a heavy gauge steel crimp vs aluminum on OEM
• Core has strong, heavy duty tubes and more fins per inch than OEM

Please read important technical bulletin below before installing this radiator