Sunsong 5801122 Automatic Transmission Oil Cooler Hose Assembly Each hose is precision engineered with pre-bent tubing to exact fit and includes brackets, grommets, heat shields, bushings, and protective sleeves as required for to ensure that all wearable parts are restored to original condition All tubing is manufactured from high grade steel and electroplated with a zinc coating (chromium III), delivering superior corrosion and rust resistance against elements such as high humidity, road salt, water, and grime Oil cooling hoses exceed original equipment performance standards (SAE J1532 & GM16171) with a burst pressure rating of 2,600 psi (260% of min requirements) & a strength rating of 170 lb. per foot. This provides exceptional durability & long life Hoses are made from multi-layer reinforced rubber and have a synthetic rubber coating that is highly resistant to oil, ozone, and heat. Hoses have an operating temperature range of -40 to 350 degrees Fahrenheit, exceeding original equipment requirements