All manufactured in a brand new state of the art facility with the same manufacturing process that OEM companies use. 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.We never copy from another company's catalog or website. Low Price Guarantee - We Price Match!!! You can return your item within 30 days if the item you receive is not as described. We will arrange for a replacement to be sent as soon as the item is received by us.