Gates 2015 Peterbilt 389 Cummins ISX15 Diesel Lower Pipe To Eng Severe Service Silicone Coolant Hose

Many heavy-duty vehicles manufactured in 2007 or later have advanced emissions systems that run hotter under the hood than previous models, requiring the use of a silicone coolant hose to maintain optimal temperatures. Gates Severe Service Silicone Coolant Hose is a high-quality, 4-ply silicone hose that was built to excel when the going gets hot.