Radiator for Chevrolet Silverado Suburban Tahoe Escalade V8 4.8L 5.3L 6.0L 6.2L. This radiator is heavy duty designed, it can provide more cooling capacity than standard radiator. Really well packed, exceeds OEM spec. The core of the radiator is welded in vacuum brazing furnace, no epoxy. The tanks are 100% welded by TIG. Service Tip: If you are experiencing unexplained or reoccurring radiator core leaks, or notice dark spots on your failed radiator core. Test your coolant for Electrolysis. If detected, correct the source of the problem before replacing your failed radiator to prevent repeat failure. All shop order, bulk order, wholesale is welcome. Please feel free to ask.