All aluminum radiator and silicone hose kit, oil cooler, intercooler and kit for racing auto and sports auto bike. We promise that all our products are made of the best materials and advanced manufacture technique. All our products are 100% fully tested to ensure top quality. All manufactured in a brand new state of the art facility with the same manufacturing process that OEM companies use. This pair of radiators are heavy duty designed, cooling capacity are doubled. The core of the radiator is welded in vacuum brazing furnace, no epoxy. The tanks are 100% welded by TIG. The material of the radiators is the same as aircraft manufacture material.