GMC Sierra 2500 HD Radiator. Brand: AutopartPremium. Fits Years: 2006, 2007, ...GMC Sierra 2500 HD Radiator. Brand: Autopart Premium. Fits Years: 2006, 2007, 2008, 2009, 2010, 06, 07, 08, 09, 10. Radiator -- It fits the model with Automatic Transmission; It comes with Transmission Oil Cooler; It fits the model with 2 ROW Radiator...more