If you have upgraded your transmission and your transmission cooler but are still running stock trans lines, we have one question....WHY? Replace your stock transmission lines in your 2003-2007 5.9L Dodge Ram Cummins with this braided transmission line kit from Full Send Diesel. These are made from the highest quality braided hose and AN fittings. These come with a lifetime workmanship warranty to guarantee you a product that will last. This kit comes in a black nylon braided hose and will NOT bypass the factory heat exchanger on the driver side of the block. This kit uses fittings to thread into the transmission and AN hardline adapters to connect to your Mishimoto transmission cooler ensuring you a reliable, leak free transmission cooling system.